It’s never a bad time to replace your gym gear after reviewing the best gym wear 2025. Whether you feel the need to spend your weekends running errands in athleisurewear, want to revamp your training regimen, or simply need a new high-performance piece for your kit, refreshing your wardrobe is key. Whatever the reason, why not try to ‘shop local’?
With so many sportswear manufacturers to choose from, it can be difficult to know where to begin. One approach to narrow it down is to look regionally, and these brands in the UK offer a plethora of high-performing—not to mention stylish—workout gear.
Why British Activewear Brands Are Trending in 2025
Given the importance of sport in British culture—from Wimbledon and Ascot to the Oxford-Cambridge Boat Race and the London Marathon—it’s no surprise that British activewear brands are a go-to for style and support. From durable workout leggings and weather-proof jackets to specialized women’s walking shoes, it is obvious that British brands are shaping the fitness trends of 2025.
UK fitness trends have always excelled at workmanship, simplicity, and timeless style. Whether you’re looking for sportswear to wear to the gym or casually, check out the top British activewear brands to watch in 2025.
Top 10 British Activewear Brands
1. Silou London
Luxury British Activewear for Mindful Movement & Yoga
Silou London offers stylish, ecological necessities, establishing itself as a premier British yoga brand. The label was started by a mother of four, a former model, and a yoga teacher; therefore, all pieces are designed by women, for women. Silou takes pride in sourcing ethically manufactured, non-toxic materials that are OEKO-TEX certified and GOTS approved, allowing you to feel good about what you’re putting on your body.
2. Adanola
Minimalist Athleisure & High-Waisted Leggings
If you prefer doing yoga, Pilates, or low-impact cozy cardio at the gym, you’ve undoubtedly seen people wearing Adanola apparel. Known for their high-waisted yoga leggings for women, Adanola opened in the northwest of England in 2015. They are recognized for cozy co-ords, graphic logo prints, and chic athleisure clothing. Designs are understated in neutral hues—subtle navy blues, black, cream, grey, and green—with size runs from XXS to XXXL.
3. Gymshark
UK’s Most Popular Fitness Brand for All Body Types
Gymshark, a British sportswear firm founded in 2012, has grown from humble beginnings in a Birmingham garage to a billion-pound enterprise. It is a go-to for gym wear, but thanks to accessible, size-inclusive, and high-quality apparel, it’s also appropriate for jogging, rock climbing, and weightlifting. The brand is a staple for high-intensity training clothes.
4. PANGAIA
Earth-Positive Sportswear with Innovative Biomaterials
Pangaia is a materials science business best recognized for its loungewear collection constructed with novel biomaterials. The company’s purpose is to become “Earth Positive,” prioritizing environmental sustainability. Pangaia uses natural and renewable resources instead of petroleum-based materials, creating goods with a minimal environmental impact.
5. Sweaty Betty
Iconic UK Gym Wear with Sculpting Leggings
Sweaty Betty may be a global brand, but it has strong British origins. Founded in Notting Hill, London, in 1998, they were among the first to see the demand for stylish and functional fitness gear. Famous for their ‘bum-sculpting’ Power leggings, the brand also offers the Gaia yoga collection and the Explorer selection for outdoor adventures.
6. Represent 247
Luxury UK Gymwear with a Streetwear Edge
Represent, a British luxury fashion label, was founded in 2011 by brothers George and Mike Heaton. Their outdoor fitness gear represents unwavering work, refinement, and ongoing advancement. The goal is simple: to create the best brand in the world by aesthetically combining streetwear and gym wear.
7. Fabletics UK
Sustainable & Inclusive Activewear
Fabletics’ dedication to the environment drives constant innovation, with over 60% of its fabrics made from sustainable and recycled resources. A CarbonNeutral® company since 2021, all of their inclusive gym clothing packaging is created with recycled materials.
8. Arnold Gym
High-Performance UK Gymwear & Bodybuilding Essentials
Arnold Gym Gear is the ultimate online fitness store, committed to improving your training experience with superior Bodybuilding Training Vests and durable fitness apparel. Their mission is to provide high-quality men’s sportswear that enables you to exceed your fitness goals.
With their moisture-wicking gym apparel, Arnold Gym delivers training wear made from the finest fabrics. Their collection, including men’s alpha gym t-shirts, represents the pinnacle of performance and fashion-forward design. Whether you prefer the vigour of weightlifting or need waterproof gym bags for your commute, Arnold’s gear is customized to your fitness path.
9. AYBL
Affordable Alternative with Bodybuilding & Thermal Gear
Aybl is a British-based brand that seeks to “empower women through the power of fitness”. Using non-animal materials like nylon and cotton, AYBL is trusted for thermal sportswear for cold-weather training. It is often seen as an affordable Gymshark alternative with high-quality stretch materials.
10. TALA
Eco-Friendly Fitness Wear Loved by Influencers
Launched by fitness entrepreneur Grace Beverley in 2019, TALA offers “sustainably-produced activewear that doesn’t let you down on performance or style.” Influencers love the sleek neutrals for a stunning yoga-to-coffee look. If you are looking for high-waisted yoga leggings, TALA is a strong contender.
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