Shift Supra Boa 100 GW 25/26

• Polyurethane: A material with consistent density that ensures perfect wrapping, reliable progressivity and good power transmission.
• Integrated tech inserts: Low-tech inserts are integrated into the shell, making it complementary to touring bindings, so you can experience reliability and direct power transmission when skinning up.
• Custom Shell™ HD: The Custom Shell™ HD process brings fast personalization to the boot lower shell of in 10 minutes. Thin wall construction & new materials allow the foot to be closer to the shell.
• Exobelt: Combining a strong textile/plastic fastener and BOA® Fit System, the Exobelt offers great heel hold and blister-prevention during ascents and precision and power during descents.

CUFF

• Polyolefin: More durable material, also providing lightness and stability.
• Frictionless pivots: Polymer bushings provide a completely natural cuff rotation for effortless movements on the way up.
• Freespine: This extremely sturdy plastic bar on the back of the boot links the cuff and lower shell to add a layer of reliable alpine progressivity to your freeride comfort.
• Twinlock mechanism: This redesigned SkiWalk and FreeSpine offer a wide range of motion and progressive alpine flex, while the horizontal closing position prioritizes safety and durability.
• PowerWedge: A little insert into the FreeSpine, the PowerWedge enhances your range of motion when unlocked and boosts power transmission when locked for an authentic alpine experience.