Rockport Men's Ridge Valley Plain Oxford- 100% Leather Synthetic sole Full Grain Leather is easy to clean and maintain to extend product life Blown Rubber outsole is excellent for cushioning, great durability, and traction. Also reduces weight. Padded Collar and Tongue to help prevent blisters and lace bruising Adidas AdiPrene footbed a highly shock absorbent cushioning protects the heel at impact. Antimicrobial lining stops odors, long lasting product protection