Designed for all day comfort on your boat, the men's Rugged Shark(r) Exhuma boat shoe boasts an upper made from a combination of premium leather and Dri-Lex(tm) which provides moisture management. Hydrofil is used to create an air-cooled chamber allowing moisture to escape for cool, dry comfort, while the Shark-Grip(tm) outsole delivers outstanding traction on wet and dry surfaces.