Features of the Nitro Men's Zero Binding Stealth open air base frame Asym zero Highback Air Dampening - The best shock absorbing Technology on the planet sucks up hard landings and keeps heels from getting bruised. This noticeable difference in ride and comfort does not compromise response or control. 3Adeg Canted Footbed - Puts knees and body in the most natural and ergonomic position on the Board, stay out longer and ride longer. 2x4 Mini Disc with Angle Lock Feature - Smaller foot print and less impact on the Boards natural flex, Nitro's mini disk sets the standard in disk functionality. The new snap feature lets choose and lock in binding angle before mount bindings - set it once, never lose it again! Board Saver Technology - The corners on the base plate of the bindings Are rounded to reduce a hard friction point where the binding and Board meet. The rounded corners underneath the binding allow the Board to flex more naturally around the binding base tray as well, allow for a more natural ride and less stress to the Board in these Areas. Premium Comfort Ankle Strap - Developed to offer the perfect blend of response and comfort. The 3D thermoform padding and internal 3D spine deliver response and Performance while the 35AdegDensity foam adds supreme comfort. B. E.S.T. Convertible Toe Strap - Toe strap Fits seamless to every boot and provides with a secure and snug Fit. Cable Reinforced Connector - Over-molded stainless steel cables inside of the ratchets and connector straps - no more stretch, no more breaks. Aluminum Speedwheel Buckles - The strongest and lightest aluminium lever combined with the smoothness of a polymer Speedwheel. These buckles work like a dream and last forever- No stripping, no slipping Easy Entry Buckles and Ratchets - These S-curved ratchet straps stay out of way when stepping into the binding. The wide-mouth buckle funnel helps guide the ratchet for an ultra fast, precise bite of buckles.