DO IT ALL. When you're off to explore, the last thing you want to think about is if your boots can handle it. Joan is always up for anything, thanks to all-day comfort, just-right warmth and I-got-this tread. Design: Molded EVA with microfleece topcover Available in waterproof suede with faux shearling tongue Waterproof bootie construction Microfleece lining Laces are not waterproof 100g insulation Durability & Traction: Molded DUOTREAD(TM) rubber pods in key traction zone Ground contact EVA perimeter