Product information: Upper height: Low upper Upper material: flying mesh surface Functions: Puncture damage, oil resistance, puncture resistance, non-slip, alkali resistance, no smelly feet, anti-smash, insulation, anti-smash, anti-stab, anti-slip, oil, acid and alkali resistance, perspiration and breathability, anti-puncture damage, anti-smash, wear resistance, acid resistance, impact damage Sole material: polyurethane solid bottom Closing mode: shoelace tightness Type Smash and puncture proof Material: Fly woven surface