Chassis is constructed with polyurethane coated synthetic leather that is abrasion resistant and flexible Reinforced TPU shin, ankle, and foot plates are engineered to improve stability without sacrificing mobility Low profile compact lower toe box improves brake feel and ability to shift Integrated internal lace loop system secures foot and increases ankle stability Heavyweight suede leather inner calf guard improves abrasion and heat resistance Rigid steel shank reinforced sole eliminates flex and provides superior foot support Polyurethane plastic closure strap with metal buckle is adjustable and secure Internal soft EVA foam reinforced in impact areas improves comfort Multi-layer synthetic rubber outsole is long lasting and provides superior grip Polyester inner lining wicks moisture