Waterproof, breathable construction let's moisture escape. 2440 gram 3M thinsulate platinum insulation. Maintains comfort even in damp conditions. AZTEC premium lining. 3M scotchgard protector. X-Static odor control reduces odor-causing bacteria by 99.9%. Reflective heat control insole footbed. 360 degree guard protection. Endeavor traction control outsole. Material: Rubber, leather.