Padless Ankle Strap provides direct-contact power transmission and contours to your boot for improved comfort. The aluminum EDGE™ Chassis System features stance correct heel cup and Micro Disc mounting system. Slimeback™ Highback delivers a smooth ride while providing fluid support. Linkage Ratchets eliminate ratchet wag and improves ladder durability. The Revolt provides mid-flexing freestyle response for riders of all ability levels.