Sperry Top-Sider Lexington Boat Shoes elastic Non-marking rubber outsole with Razor-Cut Wave-Siping design provides traction on wet or dry surfaces. EVA heel cup helps absorbs shock to help reduce foot fatigue. Handsewn leather upper and upper lining provide a comfortable foot environment and durability. 360? Lacing System around the side and back of shoe offers an adjustable fit. 0