Certification: S1P - Src ? 200J Resistant Composite Toe Puncture Proof Textile Fiber Insole Monodensity Pu Cemented Sole Extra?Ble Antistatic Insole In Pu With Ergon?Mico Thermoformed? Breathable Mesh Lining Upper in breathable 3D mesh and scratch-resistant microfiber with high abrasion resistance. Reinforced Heel For Maximum Grip