Training Collection

The Castore Training Fitness Clothing collection - gym clothes and training gear engineered to elevate your performance during every workout. From high-intensity weight training, to slow and steady mobility, Castore’s Training Collection is designed to move with you through every form of training session. From gym joggers and hoodies to training shorts and quarter zip gym tops, here you’ll find everything you need to step up to the plate this season and beyond. Shop the Training workout clothing collection below.

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Men’s Flow Short Sleeve Graphic T-Shirt - Peach Clay
£32.00
Size

Features: 

  • Lightweight, breathable and quick-drying fabric
  • Aertek technology for enhanced sweat-wicking
  • Crew neckline
  • Set-in short sleeves
  • Elevated rubber print Castore graphic at chest
  • Heat transfer Castore branding at upper back
  • Aertek branding at lower left back

Elevate your workout in this Men’s Flow Short Sleeve Graphic T Shirt. Technically engineered with an Aertek finish to wick moisture away from the body – plus, precision quick-drying fabric ensures maximum comfort throughout intense sessions. Break sweat with confidence and look sharp while doing it with a stylised rubber print at your chest, and subtle heat transfer logo to your upper back – giving a bold edge to this refined Shirt.

Style Code: CMC30721

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Men’s Flow 2-in-1 Shorts - Black
£50.00
Size

Features: 

  • 2-in-1 short for extra coverage and support 
  • Lightweight, quick-drying fabric 
  • Aertek technology for enhanced sweat-wicking on inner short
  • Water-resistant Protek technology on outer shell short
  • Adjustable waistband with drawcord
  • Shell fabric towel loop 
  • Zipped pocket at side seam and slide-in pocket at under-short
  • Castore branding at right leg

Designed for optimum performance in the gym, the Men’s Flow 2-in-1 Shorts provide extra coverage and support to push yourself without compromising agility. Engineered with water-resistant Protek technology and Aertek for enhanced sweat-wicking, you’ll stay fresh throughout your training session. Finished with a shell fabric towel loop and pockets for added convenience. 

Style Code: CMC20730

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Men’s Flow Short Sleeve Printed T-Shirt - Peach Clay
£36.00
Size

Features: 

  • Lightweight, quick-drying fabric 
  • Aertek technology for enhanced sweat-wicking
  • Crew neckline
  • Raglan short sleeves
  • Slightly curved back hem 
  • Embossed all-over print
  • Castore branding at front and back

Style Code: CMC30722

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Men’s Flow Long Sleeve Standard Quarter Zip Top - Olive Marl
£50.00
Size

Features: 

  • 79% polyester, 21% elastane
  • High-stretch, quick-drying fabric
  • Cubed back fleece
  • Funnel neckline 
  • Raglan long sleeves
  • Centre front quarter zip
  • Castore branding at left chest

Crafted from high-stretch, quick-drying fabric, this Men’s Flow Quarter Zip Midlayer Top offers a slim athletic fit to enhance every move. The cubed back fleece provides breathability, so you can push the intensity while staying fresh – and the funnel neck and quarter zip will keep you warm as you train into winter.

Style Code: CMA30143

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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

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Men’s Flow Breathable Woven Shorts - Olive
£45.00
Size

Features: 

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

Discover what you’re capable of with the Men’s Flow Woven Shorts. Built with an elasticated waistband and internal drawcord for an adjustable fit, you’ll move with ease and security – to keep pushing your limits. The mesh ventilation ensures breathability for more intense workouts. 

Style Code: CMB20388
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Men’s Flow Short Sleeve Panel T-Shirt - Bright Green
£45.00
Size

Features:

  • 88% polyester, 12% elastane
  • Lightweight, quick-drying fabric
  • Short raglan sleeves
  • Reflective detailing


Move with dynamism with our Men’s Flow Panel T-Shirt. The short raglan sleeves provide freedom of movement to perform without limits, while mesh ventilation ensures breathability as you strive to be better.

Style Code: CMB30657

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Men’s Flow Short Sleeve Panel T-Shirt - Olive/Khaki
£45.00
Size

Features:

  • 88% polyester, 12% elastane
  • Lightweight, quick-drying fabric
  • Short raglan sleeves
  • Reflective detailing


Move with dynamism with our Men’s Flow Panel T-Shirt. The short raglan sleeves provide freedom of movement to perform without limits, while mesh ventilation ensures breathability as you strive to be better.

Style Code: CMB30657

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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 Scuba Joggers - Grey
£65.00
Size

Features:

  • 91% polyester, 9% elastane
  • High-stretch, quick-drying fabric
  • Compact technical scuba material
  • Zipped pocket

Lightweight and quick-drying, these Men’s Flow Scuba Joggers are designed for relentless athletes who aren’t afraid to keep going when the season turns cooler. Made from compact technical scuba material for enhanced performance, these Scuba Joggers empower you to be your best. Complete with a quick-drying finish to ensure the elements don’t hinder performance.

Style Code: CMB10660

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Men’s Light Long Sleeve Lightweight Half Zip Midlayer Top – Black
£65.00
Size

Features: 

  • Slim athletic fit
  • Lightweight, breathable and quick-drying fabric
  • Funnel neckline
  • Raglan long sleeves
  • Dropped hem
  • Centre half zip
  • Reflective detailing 
  • Castore branding at left chest

Layer up in this stylish Men’s Half Zip Midlayer Top, designed in a sleek Black colourway and crafted from a lightweight, breathable and quick-drying fabric. Complete with practical reflective detailing and a centre half zip – this Midlayer Top is ideal for those early morning or late night training sessions to push yourself.

Style Code: CMB40664

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Men's Light Breathable Woven Shorts - Black/Silver
£45.00
Size

Features: 

  • 87% polyamide, 13% elastane
  • Lightweight, breathable and quick-drying fabric
  • Lightly elasticated waistband with drawcord
  • Reflective detailing 
  • Castore branding at right leg


Prepare to move late in the evening or beat your PB early in the morning with the Men’s Light Woven Shorts. Featuring reflective detailing for enhanced visibility at night and aerated fabric for added ventilation, these Woven Shorts are engineered for athletes who push themselves no matter the hour of the day.

Style Code: CMB20388

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Men’s Light Long Sleeve Lightweight Half Zip Midlayer Top – Mushroom
£65.00
Size

Features: 

  • Slim athletic fit
  • Lightweight, breathable and quick-drying fabric
  • Funnel neckline
  • Raglan long sleeves
  • Dropped hem
  • Centre half zip
  • Reflective detailing 
  • Castore branding at left chest

Layer up in this stylish Men’s Half Zip Midlayer Top, designed in a classic Mushroom colourway and crafted from a lightweight, breathable and quick-drying fabric. Complete with practical reflective detailing and a centre half zip – this Midlayer Top is ideal for those early morning or late night training sessions to push yourself.

Style Code: CMB40664

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Men’s Light Breathable Woven Shorts - Mushroom Grey
£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

Discover what you’re capable of with the Men’s Light Woven Shorts. Built with an elasticated waistband and internal drawcord for an adjustable fit, you’ll move with ease and security – to keep pushing your limits. The mesh ventilation ensures breathability for more intense workouts, while the reflective detailing means you can keep going in low-level visibility. 

Style Code: CMB20388
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Men’s Light Short Sleeve T-Shirt – Mushroom Grey
£45.00
Size

Features: 

  • Lightweight, breathable and quick-drying fabric
  • Crew neckline
  • Raglan short sleeves
  • Dropped hem
  • Contrast colour panelling
  • Reflective detailing 
  • Castore branding at left chest

Train like a champ in this Men’s Light Short Sleeve T Shirt. Engineered from breathable, quick-drying fabric in a stylish Mushroom Grey colourway, you’ll look as great as you feel whether you’re hitting the gym or heading down to the pitch – while reflective detailing warrants visibility in low-light settings.

Style Code: CMB30666

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Men’s Light Short Sleeve T-Shirt - Black
£45.00
Size

Features: 

  • Lightweight, breathable and quick-drying fabric
  • Crew neckline
  • Raglan short sleeves
  • Dropped hem
  • Contrast colour panelling
  • Reflective detailing 
  • Castore branding at left chest

Train like a champ in this Men’s Light Short Sleeve T-Shirt. Engineered from breathable, quick-drying fabric in a stylish Mushroom Grey colourway, you’ll look as great as you feel whether you’re hitting the gym or heading down to the pitch – while reflective detailing warrants visibility in low-light settings.

Style Code: CMB30666

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Men's Apex Short Sleeve Active Mesh T-Shirt - White/Navy
£50.00
Size

Features: 

  • 82% polyester, 18% elastane
  • High-stretch, lightweight and quick-drying fabric  
  • Crew neckline
  • Set-in short sleeves
  • Back ventilation for improved breathability 
  • Reflective detailing
  • Castore branding at left chest

Keep cool as you push your workouts in our Men’s Short Sleeve Active Mesh T Shirt – engineered with quick-drying, high-stretch fabric and a mesh back panel that breathes with you as you train. Reflective detailing allows for continued effort in low-level visibility.

Style Code: CMB30407

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Men’s Apex Lightweight 2-In-1 Shorts – Navy
£50.00
Size

Features: 

  • 87% polyamide, 13% elastane
  • Lightweight, quick-drying fabric 
  • High-stretch inner knit short
  • Adjustable waistband with drawcord
  • Key pocket at back yoke
  • Reflective detailing
  • Castore branding at right leg

Stay light on your feet and ready to push your outdoor training in our Men’s Lightweight 2-In-1 Shorts – engineered with quick-drying fabric and a high-stretch inner knit short for breathability and mobility in cool weather. Plus, store small items securely in the convenient key pocket below the rear waistband. 

Style Code: CMB20412

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Men’s Apex Lightweight Stretch Joggers - Navy
£65.00
Size

Features: 

  • 79% polyamide, 21% elastane
  • High-stretch, lightweight fabric
  • Lightly elasticated waistband with drawcord
  • Reflective detailing
  • Castore branding at right leg

Whether you’re at the gym or recovering to go again, these Men’s Apex Stretch Joggers provide ultimate comfort. Crafted with high-stretch, lightweight fabrication for moveability and a lightly elasticated waistband, these Joggers are designed to support your journey to greatness.

Style Code: CMB10413

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Men's Apex Short Sleeve Active Mesh T-Shirt - Ultra Blue/Navy
£50.00
Size

Features: 

  • 82% polyester, 18% elastane
  • High-stretch, lightweight and quick-drying fabric  
  • Crew neckline
  • Set-in short sleeves
  • Back ventilation for improved breathability 
  • Reflective detailing
  • Castore branding at left chest

Keep cool as you push your workouts in our Men’s Short Sleeve Active Mesh T Shirt – engineered with quick-drying, high-stretch fabric and a mesh back panel that breathes with you as you train. Reflective detailing allows for continued effort in low-level visibility.

Style Code: CMB30407

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Men’s Apex Lightweight 2-In-1 Shorts - Ultra Blue/Navy
£50.00
Size

Features: 

  • 87% polyamide, 13% elastane
  • Lightweight, quick-drying fabric 
  • High-stretch inner knit short
  • Adjustable waistband with drawcord
  • Key pocket at back yoke
  • Reflective detailing
  • Castore branding at right leg

Stay light on your feet and ready to push your outdoor training in our Men’s Lightweight 2-In-1 Shorts – engineered with quick-drying fabric and a high-stretch inner knit short for breathability and mobility in cool weather. Plus, store small items securely in the convenient key pocket below the rear waistband. 

Style Code: CMB20412

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Men's Apex Active Mesh Quarter Zip Top - White/Navy
£65.00
Size

Features: 

  • 82% polyester, 18% elastane
  • High-stretch, quick-drying fabric
  • Funnel neckline
  • Set-in long sleeves
  • Back ventilation for improved breathability
  • Centre front quarter zip 
  • Reflective detailing
  • Castore branding at left chest

For a versatile outdoor training layer that keeps you agile, cool, and visible at night, look no further than our Men’s Active Mesh Quarter Zip Top. Strategically located mesh fabric is engineered to deliver airflow where you need it most, with a convenient quarter zip for further temperature regulation.

Style Code: CMB40406

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Peacoat Active Slim Fit Jogger
£60.00
size
  • High-stretch, lightweight, breathable and quick-drying fabric
  • Slim athletic fit
  • Lightly elasticated waistband with draw cord
  • Open side pockets

Our Active Jogger meets your style needs while ensuring comfort and convenience throughout your training. These bottoms facilitate a wide range of movement thanks to their close fit, high-stretch material and adjustable waistband.

Style Code: CM0550

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White Cobalt Capsule Long Sleeve Active T-Shirt
£48.00
Size

Features: 

  • Lightweight fabric 
  • Ergonomic panelling 
  • Reflective detailing
  • Contrast branding


Description: Made from high-quality, lightweight performance fabric, our Long Sleeve Active Tee is the perfect addition to your outdoor training kit. Ergonomic panelling allows you to up your game – while contrast logo branding ensures you look good at every workout.

Style Code: CMA30005

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Onyx Active Slim Fit Jogger
£60.00
size
  • High-stretch, lightweight, breathable and quick-drying fabric
  • Slim athletic fit
  • Lightly elasticated waistband with draw cord
  • Open side pockets

Our Active Jogger meets your style needs while ensuring comfort and convenience throughout your training. These bottoms facilitate a wide range of movement thanks to their close fit, high-stretch material and adjustable waistband.

Style Code: CM0550

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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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Black Short Sleeve Raglan T-Shirt
£32.00
Size