Award-Winning Fit & Performance.Features:- Stealth Air Base Frame- Asym Jet Highback- AIR Dampening- 3° Canted Footbed- 2x4 Mini Disc with Angle Lock Feature- Board Saver Technology- Premium Comfort Ankle Straps- Ubergrip Toe Strap with VibramEcoStepTM rubber:- Cable Reinforced Connectors andRatchets:- Forged Aluminum Speedwheel Buckles- Easy Entry Buckles and RatchetsSpecifications:Material:- 70% Response- 50% Freedom- 90% Comfort