• S1 Step On® W Duraflex ST Highback
  • The S1 Step On® W Duraflex ST Highback combines legendary Union performance with the easy-to-use Step On® Instant Connection™ System. Equipped with two stages of forward lean, you can easily dial in the highback to suit your preferred riding style.
• Step On Instant Connection™ System
  • Fast in, fast out. The Step On® Instant Connection™ System is the only automatic binding system that meets Union's standards of performance, durability, comfort, and function. Simply step into the binding heel-first to engage the heel clip, then press down on your toes until you hear the clicks. When it's time to get out, pull the lever on the heel of the binding and twist your foot. It's that easy.
• Non-Stick HP EVA Footbed
  • The next evolution of Union's non-stick EVA technology. Non-Stick Hot Press EVA creates a closed-cell, 100% waterproof surface that prevents snow and ice buildup underfoot. Designed to absorb vibration and cushion impacts, it delivers a smoother ride with lasting comfort. Easily adjusts for the perfect fit with your boots.
• S1 Step On® W Duraflex ST Baseplate
  • Union strength and dependability + the easy-to-use performance of the Step On® Instant Connection™ System. The engineering team at Union has spent countless hours perfecting the S1 Step On® W Duraflex ST Baseplate. Backed by Union's lifetime warranty guarantee.
• Hi-Flex EVA Bushing
  • Hi-Flex EVA bushings act as an additional layer of dampening and shock absorption between you and your snowboard and never loose shape over time. Your knees and feet will thank you.
     

Flex Rating (1 Soft - 10 Stiff): 6

Binding Style: Step-On