Certification: S3 - Src ? 200J Resistant Composite Toe Puncture Proof Textile Fiber Insole Sole Injected In Bidensity Pu? Extra?Ble Antistatic Insole In Pu With Ergon?Mico Thermoformed? Breathable Mesh Lining Water Penetration Resistant Upper In Full Grain Leather, Idro Suede With Scratch Resistant Microfiber On The Heel ? Reinforced Heel For Maximum Grip