The Speed Strike 2 Thermo Mid Waterproof delivers warmth and weather protection without the bulk, giving you a shoe that is built for your winter adventures. Packed with 100% recycled materials from the laces and webbing to the recycled fleece lining and footbed cover, as well as a 50% recycled removable EVA foam footbed, all atop of a Merrell sticky rubber outsole with durable traction that grips when and where you need it.