Quick in, quick out, total control. The all-new Union Atlas Step On blends the convenience of Step On technology with Unions legendary all-mountain performance. Thanks to the Step On Instant Connection System, you get lightning-fast entry and exit without losing any response, precision, or power on the mountain. Designed for riders who demand speed and efficiency, the Atlas Step On locks you in securely from first chair to last lap - giving you more time riding and less time fumbling with straps. Features• Baseplate: NEW Atlas Step On Duraflex CB• Bushing: NEW Hi-Flex HP EVA• Heelcup: NEW Extruded 3D Aluminum• Highback: NEW Atlas Step On Duraflex CB• FLAD: NEW Integrated 2-Stage• Hardware: Grade 8.8 Steel• Gas Pedal: NEW Non-Stick HP EVA• Canting: No• Disk Type and Compatibility: Step On 4x2 Disk + Washer - Compatible with 4x2, Step On Channel Disk - Compatible with Channel (Step On Disk), 4x2, Channel• Overall Flex: 8/10• Sizes(US Men's): S(6 - 8), M(8.5 - 10.5), L(11 - 13), XL(14 - 15) | Union Atlas Men's Step On Snowboard Bindings Large - White | The House