Water Skeeter's Deluxe walking pontoon boat and float fins Features: Multifunction light weight and durable Duel density Polyurethane rubber boot Shorter wider contoured convex blade for better trust and less drag, for easier movement in and out of water Anatomical boot design for comfort and fit Vented for less water resistance and drag retraction Soft adjustable strap made of patented exercise stretch rubber for long life, with patented buckle system for quick size adjustment and fast on and off Specially designed buckles lock straps onto fins Hard rubber lugged sole with high density felt for better traction on land and in the water Designed for fishermen and outdoor enthusiasts to use with pontoon boats and float tubes