Upper: 3D mesh technical fabric; toe, facing and back reinforcement of suede leather; tongue on latex foam. Lining: Foamed 'Shoe Tech' fabric special for security. Closure system: Shoelaces. Toecap: Non-metallic, fibreglass; non-magnetic and non-thermal; 200J impact and 15kN compression resistance. Penetration resistance midsole: Non-metallic PS; flexible; 1100N resistance. Insole: antibacterial and fungicide. Outsole: Double density antistatic polyurethane; fuel oil resistance; Mondopoint 12.