Moose Racing Qualifier Boots. Chassis is constructed with synthetic leather that is flexible and abrasion resistant. Reinforced TPU shin, ankle, and foot plates improve stability without sacrificing mobility. Rigid steel shank reinforced sole eliminates flex and provides superior foot support. Plastic closure strap with metal buckle is adjustable and secure. Polyester inner lining wicks moisture. Synthetic rubber outsole is long lasting and provides superior grip. Metal toe cap to reinforce and protect the outsole.