The all new Riptide is a one-piece injection molded BioLite slip-on sneaker. Built for life on and off the boat the Riptide is non-marking and slip resistant. With drainage holes throughout the upper this shoe is made for all day wear wherever you go. BIOLITE is an innovative eco-conscious material made of low compression high performance EVA foam that delivers superior impact absorption and support. It has been granted a Green Leaf certificate by Intertek an accredited independent 3rd party testing facility verifying that this product will properly biodegrade in bioreactor landfills. So you can feel as good about wearing them as your feet will in them after a long day on the water.