●All-Mountain Binding - Instant Edge-To-Edge Response And Stable Board Connection. The Union All-Mountain Series Of Bindings Deliver A Performance Advantage In All Conditions And Terrain. Camber Disks And Unyielding Bombproof Design Will Be Found Here. ●Flex Rating 5/10 ●Camber Disk - The Union Camber Disk Adds A Small Amount Of Camber To The Mounting Disk To Help Keep Your Mounting Hardware Tight All Season Long. ●Exoframe 2.0 - Rapid Response On The Outside, Fit And Pillowed Comfort On The Inside. ●Ts 1.0 Ultragrip Toe Strap - Multi-Positional Options, Thermoplastic Anti-Slip Material And Fit To Any Boot.