Running Shoes & Performance Wear | Allen Fitness – Allen Fitness

Seamless Leggings Sets for everyday workouts

Runner jogging along Thames in London rain

Woman wearing a black sports bra and gray leggings with a black jacket over her shoulders on a white background

Customer Favorites - Best Sellers

High Waist Ankle-Length Yoga Pants for Women - Solid, Seamless, Booty Lifting

£23.97

Women Seamless Activewear Fitness Gym Wear Sportswear Crop Top Leggings Yoga bra Set

£33.88

Flytex Compression Knee Sleeves - Increase Blood Flow and Reduce Fatigue

from £6.85

Custom Fitness Hoodie for Men - Gym Workout Clothes, Yoga Wear, Outdoor Jogging Sportswear Set

£45.90 from £33.30

Elegant Wedding Dresses for Women - Stunning Bridal Gowns for Your Special Day

£30.28

Men's Cycling Jersey Long Sleeve - Breathable Quick-Drying Performance Shirt

£20.39

D20 smartwatch Y68 relogio montre reloj inteligente Sport Fitness Band Waterproof Wearable Devices Android Smart Watch

£15.27

CHRLEISURE High Waist Pocket Leggings - Solid Color Workout Leggings for Women

£25.50

Gutashye Seamless Legging Yoga Pants Sports Clothing Solid High Waist Full Length Workout Leggings.

£24.46

Men's Plus Size Wide Leg Denim Shorts – Relaxed Fit Casual Jeans Short

£34.67 £31.61

9e673576-3965-4283-a304-e76fb4d39bdb-Max

Men's Plus Size Striped Trim Casual T-Shirt – Oversized Contrast Stitch Tee

£36.71 £35.69

7537c0042ded4448be24e284025b6d53-Max-Origin

Men's Plus Size Vintage Wash Denim Shorts – Relaxed Fit S–3XL

£33.65 £31.61

6cabcafe9501490fbbf718ae1dcc0f08-Max-Origin

Men's Plus Size Casual Loose Fit Denim Shorts – Drawstring Waist S–3XL

£32.63 £31.61

Zenana Viscose Ribbed Mock Neck Sweater – Short Sleeve Knit Pullover

£25.49 £23.45

RISEN Tummy Control High Rise Straight Leg Jeans – Pin Tuck Detail

£57.11 £53.03

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905 products

Real Reviews from Real Customers

★★★★★
Add customer reviews and testimonials to showcase your store’s happy customers.
Author name
Los Angeles, CA

★★★★★
The Flytex Compression Knee Sleeves have completely transformed my workouts. The support is incredible and they're so comfortable I forget I'm wearing them!
Sarah Mitchell
Manchester, UK

★★★★★
Best investment I've made for my fitness journey. The quality is outstanding and the customer service is exceptional. Highly recommend!
James Chen
London, UK

★★★★★
I've tried many brands, but Allen Fitness stands out. Their products are durable, effective, and the prices are fair. Will definitely order again.
Emma Thompson
Birmingham, UK

★★★★★
Fast shipping, great quality, and the fit is perfect. These compression sleeves have made a real difference in my recovery time.
Michael Rodriguez
Leeds, UK

★★★★★
Good pair clothes love hoodie pant shirt shorts etc. Look like new men go training. I am happy!

Christopher Smith
Philadelphia PA - United States

Why Choose Allen Fitness

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Trusted by 116+ Customers

Join thousands of satisfied athletes and fitness enthusiasts.

Custom Fitness Hoodie for Men - Gym Workout Clothes, Yoga Wear, Outdoor Jogging Sportswear Set

Men's Cycling Jersey Long Sleeve - Breathable Quick-Drying Performance Shirt

GymBum UK – Highland Vanguard Rash Guard

Premium Performance

Men's Activewear

Engineered for peak performance. Premium fabrics designed for serious athletes.

Shop Men's Collection View All Activewear

High Waist Ankle-Length Yoga Pants for Women - Solid, Seamless, Booty Lifting

Women Seamless Activewear Fitness Gym Wear Sportswear Crop Top Leggings Yoga bra Set

Chrleisure High Waist Seamless Leggings - Breathable, Stretchable for Yoga & Fitness

Gutashye Seamless Legging Yoga Pants Sports Clothing Solid High Waist Full Length Workout Leggings.

CHRLEISURE High Waist Pocket Leggings - Solid Color Workout Leggings for Women

Premium Compression

Women's Performance Leggings

Designed for comfort and style. High-performance compression technology meets luxury aesthetics.

Shop Women's Leggings View All Women's

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Waterproof Fitness Sports Travel Duffel Bag - Versatile Weekender for Men and Women

£19.75

True Wireless Stereo OEM/ODM New 5.0TWS Type C F9 F9-5C F9-A Headset Microphone Earphone - Wireless Headset

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OLMALL Y30 TWS Bluetooth 5.0 Earphones - Waterproof Sports Earbuds

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Large Capacity Stainless Steel Thermos Cup - Insulated 1300ML to 4000ML for Outdoor Use

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Cycling protective gear, knee pads, elbow pads, four-piece set of anti-fall knee pads, full set of roller skating equipment, motorcycle extreme sports

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Adjustable Resistance Portable Breathing Device for Enhanced Lung Capacity & Endurance

£25.53

Bravose Limited Edition Boxing Gloves 16oz - 365 Series White with Velcro Closure

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Mini Portable Home Projector with 320x240 Resolution, Brightness 10, and Over 30,000 Hours Lifespan

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Zenana French Terry Striped Half-Zip Top & Shorts Set – Women's Lounge Co-ord

Zenana French Terry Striped Half-Zip Top & Shorts Set – Dark Olive Lounge Co-ord

Zenana French Terry Striped Half-Zip Top & Shorts Set – Kelly Green Lounge Co-ord

Zenana French Terry Striped Half-Zip Top & Shorts Set – Brown Lounge Co-ord

Drawstring Half Zip Hoodie and Joggers Active Set

NNew Arrivals - Shop Now

Summer wear

Check out our comfy crewnecks, lightweight khakis, breathable tanktops and more.

Shop Tops Shop All Womens

We design durable travel apparel with a conscience — 100% made in America.
Products by United By Blue.

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Athletic woman posing outdoors in a blue zip-up sports jacket and black leggings against a clear sky, showcasing activewear style and performance fit.

Woman in black performance activewear with white stripe detailing, crouching outdoors under a blue sky, with wind-swept hair highlighting a sleek, athletic look.

Fitness Gym Sets Collection

Essential Gear Collection

Bags Collection

Boots Collection

Women's outerwear that turns heads — coats and jackets for every occasion

Women’s Coats & Jackets

Don't take our word for it

★★★★★
These running shoes have completely transformed my marathon training. The support and durability are unmatched - I've logged over 300 miles and they still feel brand new.

Sarah M.
London

★★★★★
As a personal trainer, I'm on my feet all day. The compression gear from Allen-Fitness keeps me performing at my best. Quality you can feel.

James R.
Manchester

★★★★★
Finally found performance wear that actually performs! The fit is perfect and the materials are premium. Worth every penny.

Emma L.
Birmingham

★★★★★
Couldn't be happier with the service I received from this company.
Matt C.
Montreal, QC

★★★★★
Arrived fast and beautifully boxed. They even let me model on their site :)
Sharon S.
New Orleans, LA

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Woman wearing a light blue zip-up running jacket and burgundy leggings outdoors, with wind-blown hair and a scenic countryside backdrop, showcasing activewear in motion.

Athlete feature

Allen-Fitness

We know how important it is to have gear that doesn't let you down when you're pushing your limits. That's why we only use the highest quality fabrics.