These waterproof boots are so comfortable! UPPER: Waterproof full grain leather and coated canvas or textile upper. Synthetic lining. FOOTBED: Removable molded EVA footbed. synthetic topcover. MIDSOLE: Molded BPU-PU wedge. OUTSOLE: Molded rubber. HEEL HEIGHT: 2 1/2 in. PLATFORM HEIGHT: 3/4 in. SHAFT HEIGHT: 4 3/4 in. LACE LENGTH: 58 in. Measurements based on size 7. Please note: Laces and zippers incorporated in SOREL footwear are not waterproof.