PROGRESSIVE SHAPE AND ROCKER DESIGN: Each size is built to the specific needs of the rider as they grow; The smaller version has a rounded edge cut to minimize catching an edge; The larger sizes have deeper fins and a more defined edge for carving and achieving pop off the wake PRECISION PU FOAM CORE: Lightweight and Resilant Foam Construction; Built to withstand years of fun on the water RIDER TESTED AND APPROVED: One of the most trusted shapes to help younger riders engage in wakeboarding and learn to love their time on the water 3-POSITION M6 INSERTS: Industry Standard Metric M6 Inserts to ensure a solid connection; Optimized with Liquid Force 6X and 6R Model Bindings, but universally compatible with all wakeboard bindings featuring a 6 inch mounting spread and M6 mounting hardware 6R BINDING CHASSIS: Delivers the performance of our advanced binding technology, in a way that is supportive to Beginner to Intermediate Riders EVA COMFORT LINER: Integrated liner provides supple foam for comfort while still giving plenty of support; 2.5 Degree angle keeps your body properly aligned while strapped in with less stress on your knees There isn't a better combo for your child...hands down. Each size of the Fury is designed to grow with your young rider, helping them build upon the skills they're mastering with every growth spurt. The Rant 6R Bindings are extremely easy to get in and out of, so no more frustrated kiddos on the swim deck. Less stress, more stoke! What more could you want