Best Sellers

This is where greatness and growth are found – our Bestsellers range includes go-to gear worn by sporting legends around the world.

From high-performance compression tops that enhance your endurance to technologically advanced running shoes that propel you forward, these iconic pieces have been handpicked for their unrivalled performance, style, and popularity among athletes.

Sleek and stylish, bold and versatile, find everything you need to join the ranks of champions among our Bestsellers – and prepare to rise above the edge of your limits.

Shop below to experience the unparalleled thrill of sporting excellence.

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Men's Core Tech T-shirt - Black
£42.00
Size

Features: 

  • High-stretch, lightweight, breathable and quick-drying fabric 
  • Clear and bold branding


Description: Part of our Essentials collection, the Core Tech Tee uses clever technologies for maximum breathability and movement. The fabric’s four-way stretch provides ultimate flexibility for every workout, whilst bold branding on the front and back will make sure you stand out on your next run.

Style Code: CMA30142

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Men’s Long Sleeve Aeroscuba Zip-Through Hoodie – Black
£75.00
Size

Features: 

  • 90% polyester, 10% elastane
  • High-stretch, quick-drying fabric
  • Aerated scuba material
  • Adjustable hood opening
  • Raglan long sleeves
  • Centre front full zip
  • Open side pockets
  • Castore branding at left chest

Crafted from technical aerated scuba material for superior comfort and breathability, this Men’s Aeroscuba Zip-Through Hoodie is the ideal post-workout piece. Recover quickly and get ready to go again with its high-stretch, quick-drying fabric – keeping you active even on your rest days.

Style Code: CMB40424

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Men's Active Lightweight Zip Through Jacket - Black
£95.00 £66.00
Size

Features:

  • 100% polyester
  • High-stretch, quick-drying fabric
  • Three-piece hood for increased weather protection
  • Set-in long sleeves
  • Adjustable toggles at hem
  • Back ventilation for improved breathability
  • Centre front full zip
  • Zipped side pockets provide secure storage for personal items
  • Reflective detailing
  • Castore branding at left chest

Crafted with high-stretch, quick-drying fabric for enhanced performance in the elements, this Men’s Active Lightweight Zip-Through Jacket is a sleek and practical wardrobe addition. The adjustable toggles at the hem, zipped side pockets, and three-piece hood provide all-weather protection to keep pushing yourself come rain or shine. Plus, the reflective detailing ensures you don’t have to stop moving when the evening draws in.

Style Code: CMB50390

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Men's Active Hybrid Joggers - Black
£60.00
Size

Features: 

  • Moisture-wicking fabric 
  • Adjustable waistband with drawcord for increased comfort
  • Concealed zipped side pockets for added convenience 
  • Reflective detailing at back seam
  • Castore branding at right leg

These Men’s Active Hybrid Joggers combine moisture-wicking breathability with superior support to ensure comfort before, during, and after every workout. The adjustable waistband provides a secure fit, while the concealed zipped side pockets offer convenience as you push for more.

Style Code: CMB10448

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Black Short Sleeve Raglan T-Shirt
£32.00
Size

Features: 

  • Self-fabric collar at neck
  • Raglan sleeve 
  • Clear and bold branding 


Description: Look and feel the part when hitting the gym in our Short Sleeve Raglan Tee. Featuring the iconic Castore branding on the chest and sleeve, you’ll look the height of style. And with raglan sleeve construction, you can enjoy an unlimited range of movement during every indoor workout.

Style Code: CMA30069

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Black Ankle Sock 2pk
£12.00
size

Everyday ankle socks for athletes. Offering crafted and comfortable support for day-to-day life, and a stretch fit with rib detailing that ensures they stay perfectly in place, whether you’re at work or working out. Finished off with a clean-cut design.

Style code: CU0030

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Black Performance Cap
£30.00
Size

Features:

  • Classic design
  • Five-panel cap
  • Sweat-wicking band
  • Adjustable plastic clip fastening


Description: Get your workout game on with this Performance Cap. Thanks to embroidered eyelets and moisture-wicking headband, you’ll look the part and stay cool when working up a sweat. Plus, an adjustable fastening means you’ll always find the perfect fit.

Style Code CAA90149

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Black Gym Towel
£20.00
Size

Features: 

  • 100% organic cotton 
  • Jacquard branding 

Description: Made from high-quality 100% cotton, our Gym Towel is a must-have to keep the sweat at bay throughout your workout. And you can head to the showers in style with the iconic Castore jacquard branding on your new favourite towel. 

Style Code; CAA60162

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Black Trek Holdall
£90.00
Size
  • Durable polyester fabric 
  • Adjustable padded shoulder straps  
  • Side grab handles 
  • Internal zip pocket  
  • Reflective detailing 

 Perfect for a weekend away or everyday use, this Trek Accessories Holdall works as intended or as a backpack – with shoulder straps that can be easily stashed away. With a roomy main U-shaped zip opening as well as additional zip pockets, it’s the ultimate in practicality.   

Dimensions: W54,5cm x H20cm x D35cm 

Style Code: CU0735 

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Onyx/Black Scuba Hoody 3.0
£65.00
size
  • Quick-drying, compact technical scuba material 
  • Clear branding 

Stay dry as you train with this Limited Edition Scuba Hoodie. Its compact technical fabrication provides an ideal balance of warmth and breathability to keep you comfortable before, during and after training. Its silhouette is engineered for recovery too.

Style Code: CM0541

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Black Metatek Recycled Ankle Socks
£10.00
size
  • High-stretch, lightweight and fine-knit fabric
  • Mesh ventilation for improved breathability
  • Mid-foot rib for optimised fit

 These stretchy, fine-knit ankle Socks from our Core 1 Metatek Accessories collection offer optimum comfort while you’re working out. The intelligent mid-foot rib enhances your every move, while mesh ventilation keeps your feet cool and fresh.

Style Code: CU0706

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Black Metatek Recycled Socks
£12.00
size
  • High-stretch, lightweight and fine-knit fabric
  • Mesh ventilation for improved breathability
  • Mid-foot rib for optimised fit

 Whether you’re running a marathon or strength training at the gym, the right workout socks are a performance game-changer. Luckily, you can’t go wrong with these stretchy, fine-knit socks from our Core 1 Metatek Accessories collection. They provide unmatched support with a mid-foot rib, as well as mesh on top for added ventilation.

Style Code: CU0705

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Women's Onyx Prism Running Leggings
£95.00
Size
  • High-stretch fabric
  • Ergonomic panelling
  • Reflective detailing
  • Adjustable waistband
  • Bonded zip pocket

 Our Prism collection Running Tights have been designed with flexibility and convenience in mind. Comfortable and supportive, they cater for your every need – with ankle zips for easy removal, reflective transfers for enhanced visibility, and a bonded zip pocket at the waistband.

Style Code: CF0837 

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Onyx Scuba Zip Through Hoody
£70.00
Size
  • Quick-drying, compact technical scuba material 
  • Clear branding 

Stay dry as you train with this Limited Edition Scuba Hoodie. Its compact technical fabrication provides an ideal balance of warmth and breathability to keep you comfortable before, during and after training. Its silhouette is engineered for recovery too.

Style Code: CM0906

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Black Trek Backpack
£115.00
Size
Features:
  • Hidden shoulder straps 
  • Adjustable chest harness and shoulder straps 
  • Mesh side pocket 
  • Padded back panel and hip belt with pockets


Description: Ready to reignite your love for the outdoors? Our spacious Trek Backpack has everything you want and more. With side mesh pockets for water bottles and an adjustable chest harness, it’s practical and comfortable. 

Dimensions: W28cm x H56cm x D18cm

Style Code: CU0700

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Black Scuba Hoody 3.0
£65.00
size
  • Lightweight performance hoody
  • Perfect for warming up or cooling down, or as an extra layer in everyday life
  • Crafted from high-stretch and moisture-wicking fabric
  • With quick drying technology to improve breathability
  • Athletic fit

Stay dry as you train with this Limited Edition Scuba Hoodie. Its compact technical fabrication provides an ideal balance of warmth and breathability to keep you comfortable before, during and after training. Its silhouette is engineered for recovery too.

Style code: CM0541

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Black Silverstone Seat Cushion
£20.00
size
This Black Silverstone Seat Cushion is designed with a high-quality material for superior cushioning and long-lasting comfort. The cover is removable for easy cleaning and the foam core promises optimal support for your body as you sit. Enjoy the style and comfort of this cushion in any setting.
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Black Graphic Cap
£32.00
Size

Features: 

  • Classic design 
  • Five-panel cap
  • Sweat-wicking band
  • Adjustable plastic clip fastening 
  • Silicone branding 


Description: Elevate your game with the cool and comfortable Graphic Cap. Made with a sweat-wicking headband and featuring embroidered eyelets, this Cap will make sure you stay fresh all day long. Clear silicone branding adds the final touch to your workout gear.

Style Code: CAA90148

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Black Training Headband
£25.00
Size

Features: 

  • High-stretch fabric 
  • Curved design 
  • Reflective detailing

Description: Keep moisture at bay with our Headband – designed for intense activity. The curved design covers your ears, while the reflective features ensure maximum visibility in dark conditions. 

Style Code: CAA90368

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Black/Sharkskin Cobalt Capsule Flyweight Jacket
£95.00
Size
  • Lightweight, shower-resistant and quick-drying fabric
  • Ergonomic panelling 
  • Lightly elasticated cuffs 
  • Adjustable hem
  • Hood opening 
  • Zipped pockets 

This shower-resistant, quick-drying Jacket is ideal for low- to moderate-impact activities in fog or gentle rain. Its design keeps you focused too, with ergonomic panelling, elasticated cuffs and an adaptable hem that fit to your body.

Style Code: CM0539.B

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Golf Flyweight Jacket - Black
£165.00
Size
  • Lightweight, water-resistant fabric 
  • Four-way stretch material for improved mobility
  • Mesh ventilation for improved breathability 
  • Water-resistant trims
  • Adjustable cuffs 

Description: The Flyweight Jacket promises freedom of movement with a four-way stretch and adjustable cuffs. Mesh ventilation on the front and back regulates your temperature for optimum comfort. 

Style Code: CM0769

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Black Standard Tracksuit Trouser
£42.00
Size

Features: 

  • Slim fit 
  • Lightly elasticated waistband with drawcord
  • Open side pockets 
  • Clear branding


Description: With a flattering slim fit, our Standard Tracksuit Trouser looks good on everyone. You can adjust the fit with a drawcord on the elasticated waistband for unmatched comfort all day long when training indoors. Plus, open side pockets provide convenience while you’re on the move.

Style Code; CMA10140

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Black Classic 6" Knitted Shorts
£32.00
Size

Features: 

  • Breathable fabric 
  • Lightly elasticated waistband with drawcord
  • Open side pockets 
  • Contrast branding 


Description: Put style first with the 6” Knitted Short – the ideal choice for a fitness fanatic’s indoor training wardrobe. We’ve added open pockets and a lightly elasticated hem with woven drawcords for comfort and convenience.

Style Code: CMA20066

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Core Essentials Standard 1/4 Zip - Black/Grey Marl
£48.00
Size

Features: 

  • Breathable fabric 
  • Stand collar
  • Jetted chin guards 
  • Clear branding

Description: Take your wardrobe to the next level with the Castore Essentials Standard 1/4 Zip. Made from a breathable, moisture-wicking fabric, your comfort is our priority when training indoors. This piece not only makes you feel good, but you’ll also look good with the clean-cut stand collar and iconic Castore branding. 

Style Code: CMA30143

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Men's Apex Woven Hoody - Navy
£65.00
Size

Features: 

  • 90% polyester, 10% elastane
  • High-stretch, lightweight and quick-drying fabric  
  • Adjustable hood with drawcord 
  • Raglan long sleeves
  • Elasticated cuffs
  • Open side pockets
  • Castore branding at left chest

Layer up, look refined, and stay lean in our Men’s Woven Hoodie – ideal for low-intensity workouts. Lightweight, quick-drying fabric keeps you cool and agile in the elements, with specially engineered stretch fabric for unrestricted mobility when you train and breathability in key sweat zones. Out and about? Easy access front pockets offer added convenience on the move.

Style Code: CMA40131

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Black Carbon Capsule Woven Jacket
£65.00 £45.00
Size

Features: 

  • Lightly elasticated cuffs and hem 
  • Open side pockets 
  • Contrast branding 


Description: This Woven Jacket from our Carbon range will keep you warm throughout every training session – both inside and outside. The elasticated cuffs and hem allow for a snug fit, while the contrast logo branding ensures you don't compromise on style.

Style Code: CMA40132

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Navy Carbon Capsule Woven Jacket
£65.00
Size

Features: 

  • Lightly elasticated cuffs and hem 
  • Open side pockets 
  • Contrast branding 


Description: This Woven Jacket from our Carbon range will keep you warm throughout every training session – both inside and outside. The elasticated cuffs and hem allow for a snug fit, while the contrast logo branding ensures you don't compromise on style.

Style Code: CMA40132

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Men's Tracksuit Top - Black
£48.00
Size

Features: 

  • Stand collar 
  • Jetted chin guard 
  • Open side pockets 
  • Clear branding


Description: Sleek and clean cut, our Standard Tracksuit Jacket is the perfect touch to complete your indoor training look. Whether you’re readying for your next game or enjoying a light jog, this Jacket is the perfect choice for fitness enthusiasts that want to make their mark.

Style Code: CMA40139

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Men's Black RR-1 Performance Trainers
£80.00
Size

Features:

  • VIBRAM® and rubber outsole and EVA midsole
  • Lace fastening
  • Synthetic upper with transparent nylon and mesh for breathability
  • Heat-bonded imitation suede and TPU panels


Description: Make your mark with our RR-1 Performance Trainer, the sleekest model yet. Combining comfort and flexibility, the Trainer comes with an EVA midsole and breathable synthetic upper. And thanks to the rubber outsole, the Trainer provides support and extra traction.

Style Code; CS0005

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Active Sliders - Black
£32.00
Size

Features:

  • Slip-on design
  • Castore graphic at top
  • Moulded footbed

Description: Secure the ultimate Summer essential with these graphic sliders. Engineered with a slip-on design, moulded footbed and Castore graphic at top.

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Black Arclite Tote Bag
£80.00
Size

Features: 

  • Hidden shoulder straps 
  • Internal laptop sleeve (up to 15”)
  • Plastic clip fastening with drawcord
  • Tonal branding 


Description: The ideal everyday item for gym goers, this Arclite Tote is sleek and practical. There are many pockets to keep all your belongings safe. And with the option to hide the shoulder straps, you can make your latest purchase completely your own.

Style Code: CU0679

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Junior Woven Shorts - Black
£25.00
Size

Features:  

  • High-stretch woven fabric  
  • Lightly elasticated waistband with drawcord  
  • Open side pockets  

Description: This Castore Junior Short offers premium-quality comfort that feels soft on your skin after every gym session. A lightly elasticated waistband and drawcord creates a relaxed fit that you can adjust to suit you. 

Style Code: CU0881

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Black AMC Melbourne Active 1/4 Zip Mid Layer
£65.00
Size
Features:
  • High-stretch, quick-drying fabric
  • Slim athletic fit 
  • Ergonomic panelling 

Move with ease and confidence in the Active 1/4 Zip Mid Layer, featuring technical stretch fabric for a slim athletic fit. Whether you’re heading to your next match or winding down, this sleek Mid Layer is everything you’re looking for.

Style Code: AM0034

 

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Black AMC Melbourne Active Track Pants
£60.00
Size

Features:

  • High-stretch, quick-drying fabric
  • Slim athletic fit 
  • Side pockets
  • Adjustable waistband 
  • Ergonomic panelling 

Optimise performance with our AMC Active Track Pants – perfect for a session on the tennis court or winding down after your match. The slim athletic fit and an adjustable waistband ensure style and comfort. We’ve even added roomy side pockets for added convenience. 

Style Code: AM0043

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Women's Black RR-1 Performance Trainers
£80.00
Size

Features:

  • VIBRAM® and rubber outsole and EVA midsole
  • Lace fastening
  • Synthetic upper with transparent nylon and mesh for breathability
  • Heat-bonded imitation suede and TPU panels


Description: Make your mark with our RR-1 Performance Trainer, the sleekest model yet. Combining comfort and flexibility, the Trainer comes with an EVA midsole and breathable synthetic upper. And thanks to the rubber outsole, the Trainer provides support and extra traction.

Style Code; CS0005

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Men's Knitted Trainers - Black
£95.00
Size
  • Lace fastening 
  • Synthetic knitted upper for breathability
  • Castore logo at tongue 

Step out in style in these men’s knitted trainers. Crafted using a synthetic knitted upper for optimum breathability, these trainers are as comfortable as they are stylish. 

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Active Gloves - Black
£30.00
Size

Features:

  • 86% polyester, 14% elastane
  • Performance gloves for colder environments
  • Contact touch screen fabric at glove tips 

These Active Gloves from the Accessories Core collection are your ticket to greatness on cooler days. Designed to keep your blood pumping and ensure you never miss a serve, we made these Gloves so you can push your limits, whatever the weather. Added touch-screen tips allow you to stay connected while you excel.

Style Code: CAB70351

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Crew Cross Body Bag - Black
£25.00
Size

Features:

  • 100% polyester
  • D-ring for adjustable strap
  • Front zipped pocket 

The Crew Cross Body Bag from our Accessories All Round Active range is designed so you can journey fearlessly while staying organised. It’s spacious for all of your essentials and features a D-ring adjuster for optimum strap length. We even added a front zip pocket for easy access to your can’t-be-withouts.

Style Code: CAB80347

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Crew Backpack - Black
£40.00
Size

Features:

  • Padded shoulder straps and back panel
  • Mesh side pockets
  • Reflective detailing

Style meets functionality with this Crew Backpack – part of our Accessories All Round Active collection. We made this so you can explore without limitations – padded shoulder straps ensure comfort on the go, while side mesh pockets provide ample storage. The reflective trims keep you safe, seen, and prepared to shine.

Style Code: CAB80348

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Gym Duffle Backpack - Black
£55.00
Size

Features:

  • Padded base for extra support 
  • Velcro grab handle
  • D-ring for adjustable strap
  • Open mesh pocket

Designed to be your ultimate workout companion, the Gym Duffle Backpack from our Accessories All Round Active collection keeps all your gym essentials secure – empowering you to embark on your fitness journey with ease. A padded base provides extra support, while a velcro grab handle makes it easy to carry on your person for peace of mind. You can also adjust the D-ring strap to suit your preference.

Style Code: CAB80498

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Women’s Light Breathable Reflective Training Leggings - Black
£90.00
Size

Features: 

  • Lightweight, breathable and quick-drying fabric
  • Lightly elasticated waistband
  • Reflective detailing
  • Castore branding at side

Our Women’s Reflective Training Leggings are engineered with lightweight, high-stretch fabric to move with your body – so nothing compromises your performance. The elasticated waist offers a tailored fit to support each movement and ensure agility as you train. Complete with reflective detailing for visibility to keep pushing yourself in low-light settings.

Style Code: CFB10638

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Women’s Active Performance Tank Top - Black
£40.00
Size

Features: 

  • Breathable, lightweight, moisture-wicking fabric
  • Mesh ventilation for improved breathability at back and sides
  • Scoop neckline
  • Sleeveless silhouette
  • Coverstitch across seams for flat non-chafing finish and reinforced strength
  • Reflective dots at lower back 
  • Castore branding at chest and upper back

Our Women’s Breathable Performance Tank Top is reinforced with coverstitching for durability through intense movement and close-fitting comfort for a lean look and feel. Mesh panelling in key sweat zones and sweat-wicking fabric keep you cool under pressure, giving you that extra edge when you need it most.

Style Code: CFB30564

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Women’s Light Supportive Performance Bra - Black
£50.00
Size

Features:

  • Lightweight, high-stretch and breathable fabric
  • Chest support
  • Racer back
  • Reflective detailing
  • Castore branding at back

The Women’s Light Performance Bra is built from lightweight, breathable, and supportive fabric to elevate every move. Featuring a racer back, this Performance Bra enables you to move with agility and push yourself beyond your limits. Reflective detailing ensures visibility in low-light settings.

Style Code: CFB30636

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Women’s Light Sleeveless Running Tank Top – Black
£45.00
Size

Features: 

  • Scoop neckline
  • Racer back
  • Sleeveless silhouette
  • Drop-back hem
  • Reflective detailing 
  • Castore branding at front

This Women’s Light Running Tank Top is engineered from lightweight and quick-drying fabric to keep you fresh throughout intense workouts. Designed in a relaxed fit with a sleeveless silhouette, this Tank Top enhances flexibility and agility to push yourself with every run. Available in a Black colourway with reflective detailing for visibility in low-light settings.

Style Code: CFB30637
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Women’s Light Long Sleeve Breeze Quarter Zip Midlayer Top – Black
£60.00
Size

Features: 

  • Funnel neckline
  • Set-in long sleeves
  • Drop-back hem
  • Centre front quarter zip
  • Reflective detailing 
  • Castore branding at front

This Women’s Light Breeze Quarter Zip Midlayer Top is available in a stylish Black colourway – with reflective detailing on the back and arms for enhanced visibility during early morning and late night workouts. The funnel neckline and set-in long sleeves provide added protection from the elements to push yourself in all conditions.

Style Code: CFB40635

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Women’s Travel Packable Quilt Hooded Jacket - Black
£135.00 £94.00
Size

Features: 

  • 100% polyamide
  • Packable hood 
  • Set-in long sleeves
  • Adjustable hem
  • Lightweight padded panels
  • Fleece lining
  • Zipped side pockets and internal chest pocket
  • Hanging loop
  • Castore branding at left chest

Push your limits in the elements with the Women’s Travel Packable Quilt Hooded Jacket. Providing warmth and protection to keep active – whether you’re heading to an early morning training session or hiking outdoors – it’s a versatile piece with set-in long sleeves, a packable hood, and lightweight padded panelling.

Style Code: CFB50568

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Men’s Flow Lightweight Woven Utility Joggers - Black
£70.00
Size

Features:

  • 90% polyester, 10% elastane
  • High-stretch, lightweight woven fabric 
  • Lightly elasticated waistband with drawcord
  • Zipped pocket

The Men’s Flow Woven Utility Joggers provide you with the confidence to be your best. Whether you’re pushing in the gym or easing up in the all-important recovery stage, these Woven Utility Joggers provide a breathable, fresh feel. The high-stretch material and elasticated waistband ensure a tailored fit for optimum comfort and support.

Style Code: CMB10659

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Men’s Flow Lightweight Woven Shorts - Black/Bright Green
£45.00
Size

Features: 

  • 87% polyamide, 13% elastane
  • Lightweight, quick-drying fabric
  • Lightly elasticated waistband with drawcord
  • Mesh ventilation for improved breathability
  • Reflective detailing 
  • Castore branding at right leg

Engineered with lightweight, quick-drying fabric for improved performance, these Men’s Flow Woven Shorts are designed with a little more stretch so you can rise above your limits. Complete with reflective detailing and Castore branding for a sleek finish. 

Style Code: CMB20388