Superior impact resistance, anti-vertigo, all weather, high-definition Item: Face ShieldBracket Model: A-2, ABSProtective visor selection list:1. Polycarbonate: Superior impact resistance, anti-vertigo, all weather, high-definition2. PETG PVC: for more than 60 centi-degree polyethylene heat situations, good chemical resistance3. Wire mesh: suitable for outdoor use and heat conditions