Rockport Men's Sagwon Ave Pull-On Boot 100% Leather Rubber sole Fabric lining stretches as the foot moves for a more comfortable fit Rubber outsole provides a druable grip on a variety of surfaces Full gain leather is easy to clean and maintianto extend product life Flex grooves in outsole provide forefoot flexibility. PU footbed with adidas adiPRENE highly shock-absorbent cushioning protects the heel at impact and provides dynamic forefoot cushioning.