And the fabric is Bluesign approved

then you know it’s often quite cool since the sun brings the first warmth to the trails

• Wide 5mm wide adjustable strap with silicone lining for a more secure fit

for trekking and hiking

Respect the environment thanks to the upper in metal free eco-tanning

on performance mid sock w Color:white ivory And the fabric is BluesignThe running sock that balances a feeling of protection and performance. Comfort that keeps you going. The Performance Mid Sock W from delivers superior cushioning with targeted support. It offers full arch and ankle support and is crafted from breathable performance fabric to keep you cool during long runs. The special blend provides a balance of protection and performance for athletes. Regular. True to size.