ARMOUR CE Certification Rating: Level 1/1/2 Heel Protection: TPU Ankle Protection: TPU CONSTRUCTION Main Outer Material:Microfibre Secondary Material:Perforated Leather Closure: Zip and Velcro Shift Pads: Yes Toe Slider: Zinc Alloy Shank: Polycarbonate Anti Twist Insole: Antibacterial Gel Outsole: Heavy Duty Anti Slip FEATURES AND BENEFITS Toe Box: Reinforced