The Mission 14/15 Bindings from Burton BASEPLATE: Single-Component 30% Short-Glass/ Nylon Composite Re: Flex HI-BACK: NEW Single-Component Canted Living Hinge Zero-Lean Hi-Back with Dial FLAD STRAPS: NEW Reactstrap & Gettagrip Capstrap BUCKLES: Smooth Glide Buckles CUSHIONING: Re: Flex Full BED Cushioning System with NEW Under-Baseplate Dampening Pad Features Re-Ground Materials to Reduce Waste Compatible with All Major Mounting Systems Medium fits Uk 7-10 / Large fits Uk 9+ Blast in the binding built to outlast all takers with mid-range response & unstoppable strength.