The Most Sustainable Running Clothing 2025

Expert Advice on Running Clothing
The Most Sustainable Running Clothing 2025

Twice a year we carefully choose our clothing range. We want you to fall in love with the products we love ourselves. It's not only about the colour, or cut, or the lightness of the fabric – although we love all of that too! – we also care how each product has been made.

We ask the same questions as you: What's the environmental impact of this jacket's production? How much water is needed for this T-shirt to be produced? What's the carbon footprint of having these shorts on our hanger? Is this top made in a safe workplace, and in a socially responsible way? Is this material long-lasting? Is the fabric biodegradable or made from recycled materials?

Let's choose our running gear by choosing positive change for the planet!

Tops / Bottoms / Jackets / Accessories

WHAT DO WE ACTUALLY MEAN BY SUSTAINABLE?

NATURAL FIBRES

Merino wool, Tencel and organic cotton. Merino wool (always Mulesing free) is used by some brands not only for winter baselayers but also summer tees as it has natural thermoregulating properties. Cotton isn’t used much in running clothing, when we select an item with cotton we ensure it’s organic.
Shop Clothing Made from Natural Fibres »

RECYCLED MATERIALS

Many brands are now using polyester made from recycled plastics. The most conscious brands reach for REPREVE® with its traceable yarns.
Shop Clothing Containing Recycled Materials »

ENVIRONMENTAL IMPACT

Reducing carbon emissions, as well as responsible use of chemicals and water. Biodegradable packaging. Use of biodegradable elements which will activate when the item is discarded. Products that are Bluesign® approved. Brands that work with local charities to support communities, and ensure fair working practices throughout the supply chain. Use of Parley Ocean Plastic. Most running garments are durable, which reduces waste.
Shop Clothing with Less Environmental Impact »

Forest

MOST SUSTAINABLE RUNNING CLOTHING BRANDS

Below we’ve selected the newest apparel that has fully transparent production, made with care for the natural environment and with fair working practices. (At the end of this article you can find links to the transparency of all the featured companies).

ADIDAS

MISSION: reduce plastic waste • increase use of recycled materials • reduce carbon emissions • respect human rights • collaboration with Parley for Oceans
Shop Adidas »

BROOKS

MISSION: responsible sourcing and Bluesign ® approved products • reduce emissions • increased use of recycled materials • 100% vegan friendly
Shop Brooks »

CIELE

MISSION: increase use of recycled materials, moving away from first-use polyester • reduce waste • use sustainable packaging • offer repairs to customers 
Shop Ciele »

HELLY HANSEN

MISSION: sustainable materials • long-lasting garments from durable fabric • fair working practices • carboard packaging (for some products) 
Shop Helly Hansen

ICEBREAKER

MISSION: produce high-tech running clothing from natural fibres like Merino wool • create deep and long term relationships with the Merino growers
Shop Icebreaker

JANJI

MISSION: reduce plastic packaging • 50% of their materials made with recycled plastic • support clean water projects • collaborate with local artists
Shop Janji

MAAREE

MISSION: ultilises fabrics with sustainable credentials • incorporating recycled, natural and organic yarns • offers repair services in the UK, USA, and Australia, ensuring garments reach their full life expectancy • one year sports bra guarantee • virtual and in-person bra fitting experience; correct sizing leads to significant reduction on environmental impact
Shop Maaree

ODLO

MISSION: reduce environmental impact throughout supply chain • durable materials • fair working practices 
Shop Odlo »

ON

MISSION: reduce material usage & CO2 emissions • circular approach to design & production to reduce waste • prioritise fair and safe working conditions • recycled packaging 
Shop On »

PRESSIO

MISSION: moving away from virgin yarn to sustainable alternatives • fully traceable and audited supply chain • earth-friendly, no-dye technology • 60%+ savings in water, power and chemicals 
Shop Pressio »

RONHILL

MISSION: increase use of recycled materials • awarded 'Leader Status' by Fair Wear Foundation since 2016 based on 8 strict Code of Labour Practices. 
Shop Ronhill »

Women's Ronhill Tech Tee

Sustainable Running Tops

Consider trying out our top picks this season. We have curated a selection of sustainable short-sleeve T-shirts and long-sleeved tops made from environmentally-friendly materials such as recycled fabrics and Merino wool. 

Many brands you'll see below prioritise biodegradable textiles and the use of recycled materials, thereby fostering more robust economic principles. Some take a multi-faceted approach, not only through the materials themselves but also sustainable manufacturing processes.

Shop Sustainable Running Tops

Men's Icebreaker Cool-Lite Sphere III TEE

Men's Icebreaker Cool-Lite Sphere III TEE

£75

Men's On Performance Tee

Men's On Performance Tee

£75

Men's Janji Circa Daily Long Sleeve

Men's Janji Circa Daily Long Sleeve

£50

Men's Odlo Essential Thermal Half Zip Top

Men's Odlo Essential Thermal Half Zip Top

£65

Women's Adidas Adizero Tee

Women's Adidas Adizero Tee

£55

Women's Janji Run Circa All Day Long Sleeve

Women's Janji Run Circa All Day Long Sleeve

£55

Women's Pressio Sustain Long-Sleeve Top

Save - 20%

Women's Pressio Sustain Long-Sleeve Top

£45 £36

Women's Odlo Essential Thermal Half Zip Top

Women's Odlo Essential Thermal Half Zip Top

£65

Brooks Dash Half Zip Top 3.0

Sustainable Running Bottoms

For the bottom half of your body, select depending on the conditions you'll be running in, how long you'll be out for, how fast you'll be running – and therefore how warm you're likely to get.

Some shorts offer an inner lycra layer that fits close to the skin. This doubles as protection from unwanted friction, and extra layer of warmth for cooler days mid-season. It also often provides extra storage space, such as a drop-in pocket for your phone.

In colder weather, or if you're just not into shorts, perhaps try leggings or trousers. Again, some of these have great storage solutions, and others have a more minimal design.

Shop Sustainable Running Bottoms

Men's Adidas Adizero A Shorts

Men's Adidas Adizero A Shorts

£50

Men's Odlo Zeroweight 5in 2-in-1 Shorts

Men's Odlo Zeroweight 5in 2-in-1 Shorts

£65

Men's Ronhill Tech Paragon Tights

Men's Ronhill Tech Paragon Tights

£65

Men's Janji Transit Tech Pants

Men's Janji Transit Tech Pants

£80

Women's Brooks Chaser 5in 2-in-1 Shorts 2.0

Women's Brooks Chaser 5in 2-in-1 Shorts 2.0

£55

Women's Brooks Spark Tights

Save - 20%

Women's Brooks Spark Tights

£75 £60

Women's Ronhill Tech Reflect Tights

Women's Ronhill Tech Reflect Tights

£65

Women's Janji Transit Tech Pants

Women's Janji Transit Tech Pants

£80

Women's Ronhill Contour Jacket

Sustainable Running Jackets

A good, technical, and breathable running jacket is a must-have for all seasons! Don’t let the wind, rain, or snow slow you down as you pursue your running goals. These jackets are designed not only to protect you from the elements but also to ensure you remain comfortable and focused on your performance. Look for features like moisture-wicking fabrics, ventilated panels, and adjustable hoods that can adapt to changing weather conditions. Investing in a sustainable running jacket means you're also supporting innovative practices in the apparel industry, promoting a healthier planet while you enjoy your runs.

Shop Sustainable Jackets

Men's Janji Zephyrunner Wind Shell Jacket

Men's Janji Zephyrunner Wind Shell Jacket

£110

Men's On Weather Jacket Lumos

Men's On Weather Jacket Lumos

£230

Men's Janji Rainrunner Pack Jacket 2.0

Men's Janji Rainrunner Pack Jacket 2.0

£170

Men's Ronhill Tech Storm Jacket

Men's Ronhill Tech Storm Jacket

£185

Women's Janji Zephyrunner Wind Shell Jacket

Women's Janji Zephyrunner Wind Shell Jacket

£110

Women's On Weather Jacket

Women's On Weather Jacket

£220

Women's Ronhill Tech Storm Jacket

Women's Ronhill Tech Storm Jacket

£185

Ciele GoCap Comp Century

Sustainable Running Accessories

Keep reading because these sustainable picks with quick-drying properties will not only enhance your comfort and performance, but also align with eco-friendly values. As the demand for responsible athletic gear grows, many companies are now producing running accessories from recycled materials, organic fabrics, and sustainable practices that minimise environmental impact. Discover how sustainable options can revolutionise your running experience, elevate your performance, and promote a lifestyle that reflects a commitment to sustainability.

Shop Sustainable Running Accessories

Montane Trailblazer 8L

Montane Trailblazer 8L

£80

SealSkinz Wretham Waterproof Warm Weather Socks

SealSkinz Wretham Waterproof Warm Weather Socks

£29

Ciele GoCap Comp Century

Ciele GoCap Comp Century

£40

Ronhill Reversible Headband

Ronhill Reversible Headband

£18

Buff Merino Wide Headband

Buff Merino Wide Headband

£22.95

Buff Original EcoStretch Headwear

Buff Original EcoStretch Headwear

£16.95

Buff DryFLX 360 Reflect

Buff DryFLX 360 Reflect

£22.95

Buff Merino Lightweight Beanie

Buff Merino Lightweight Beanie

£21.95

Runner in Jungle

Transparency of these Sustainable Running Brands:

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