Medium Flex; FullWrap Platform - Redesigned, recalibrated, and reenergized, the FullWrap platform is pure power and maximum energy transfer; Adjustable Baseplate - Created to help fit a wider range of boot models and sizes; Baseplate Materials - 70% Nylon / 30% Fiberglass; Highback Rotation - Designed so riders can adjust their highbacks to mirror the angle of their heelside edge for maximum power transfer; Highback Materials - 100% Nylon; PureGrip Toe Strap - Built for foolproof simplicity, this minimalist styled toe strap has maximum coring for a lightweight and versatile design; BombProof Buckles