The ultimate get-wet Sperry boat shoes maintain the shape of the original but feature an ingenious system of 'portholes' and 'gills' that drain water to keep feet fresh. Its non-marking rubber outsole make it a match for land as well as sea.Breathable 'portholes' on top side keep feet freshStrategically placed 'gills' that drain waterNon-marking outsole with Signature Sperry Molded Wave-Siping technology for enhanced traction