Enjoy snow days in Merrell's Snowcreek Sport Mid Zip Polar snow boots, designed with waterproof protection and synthetic insulation to keep feet dry and cozy.Waterproof breathable membraneNylon upper and synthetic leather mudguardZip closure at backFaux fur lining100 g M Select WARM synthetic insulationRemovable cushioned foam insoleAir Cushion heel absorbs shock and provides stabilityHigh-rebound EVA foam midsoleQuantum Grip rubber outsole