The AquaLung Sport 2mm Seaboard Water Shoe features a 2mm thick upper and a grippy PVC-free sole that provides excellent traction on wet surfaces. The Seaboard has a super soft 5mm EVA insole and nylon mesh panels for ventilation and drainage. Toe and heel bumpers on the outsole provide protection on rocky shorelines. A webbing loop at the heel allows for quick and easy entry. The Seaboard is lightweight and compressible for easy packing.