Sorel Caribou Waterproof Winter Boots

INSULATION: Removable 9 mm washable recycled felt inner boot with Sherpa pile snow cuff. MIDSOLE: 2.5 mm bonded felt frost plug. OUTSOLE: Handcrafted waterproof vulcanized rubber shell with Sorel aero-trac non loading outsole. UPPER: Waterproof nubuck leather upper. Seam-sealed waterproof construction. HEEL HEIGHT: 1 1/6 in. PLATFORM HEIGHT: 5/7 in. BOOT SHAFT HEIGHT: 9 1/4 in. Measurements based on size 9.