Rugged suede over the ankle upper features breathable nylon inserts/waterproof lightweight rubber shell/fully insulated lining This outdoor snowboot offers water resistant construction with quick drying lining to keep your feet dry; gusseted tongue/padded nylon collar keep debris out Premier 200 gram Thinsulate insulation keeps your feet warm Side zipper closure/padded collar ensure secure fit and make it easy to get on/off Durable lightweight multi directional outsole ensures traction/shock absorption/good abrasion resistance in snowy/icy conditions