PROTECTION FOR YOUR COLDEST RIDES. A premium GORE-TEX INFINIUM bootie for maximum warmth, constructed for a perfect fit. Comfort details like the raw neoprene cuff and zip liner make this the right choice for high-mileage winter riding. Features: GORE-TEX INFINIUM fabric Neoprene foxing on ankle and heel for extra stretch and perfect fit Raw neoprene ankle finishing to help keep water out Reflective S outline logo and piping