Freeze-Proof Valve: Integrated cover keeps ice from forming in bite valve

the market-leading brain protection system that helps to reduce rotational forces

The climate inside the boot stays warm and dry

Lining fabric is certified as bluesign® approved

Womens Active Mesh Short Sleeve T-shirt Size:Large Freeze-Proof Valve: Integrated cover keepsFeel good no matter how hard you push your workout in the lightweight, ready to work Women's Active Mesh Short Sleeve. Made for comfort and performance, with a roomy fit that's designed to not slow you down or disrupt your workout. Designed with the natural benefits of Merino wool with the softness and of TENCEL Lyocell fiber to help keep you cool, plus mesh fabric for breathability where and when you need it.