Altra Running Men's Olympus 1.5 Trail Running Shoe 100% Synthetic and textile Imported Rubber sole Heel measures approximately 1.5" Platform measures approximately 1 inches Cushioned running shoe featuring plush collar and breathable mesh upper with quick-dry properties Gaiter Trap hook-and-loop tab to secure trail running gaiters FootShape toe box accommodates toe splay Zero Drop platform with max cushioning for low-impact landing FootPod trail-specific sticky rubber outsole