Sperry Top-Sider Men's ASV Shock Lite Bungee Boat Shoe 100% Manmade Imported Synthetic sole Men's Sperry Top-Sider, ASV Shock Light Bungie Shoe The first performance boat shoe specifically designed to dampen the effects of shock and vibration Mesh and faux leather upper Bungie lace up system for a custom fit Removable full length molded foot bed for all day underfoot comfort