BASEPLATE: 30% Short Glass/Nylon Composite. HI-BACK: New Single Component Canted Living Hinge Team Skyback II. STRAPS: Superstrap and Primo Capstrap. BUCKLES: Smooth Glide Buckles. CUSHIONING: New Removable ShredBED 2.0 Cushioning System. Rides Exclusively with Burton Boards Featuring The Channel. Features Re-Ground Materials in Hi-Back to Reduce Waste.