Anti Puncture: With protective steel mid sole. Thickening anti-piercing steel will protect your feet from being punctured. Non-Slip Outsole: Built with a soft polyvinyl chloride outsole design and materials that help provide slip-resistance and traction on various surface. Universal & Eeasy-Matching: The tempting look makes them for both indoor and outdoor use, suitable for Delivery driver,Warehouse staff,Logistics,Auto mechanic,Construction, industry,Mechanic,Carpenter,Gardening,etc. Breathable Mesh: Work safety shoes upper made of breathable mesh and textile which can protect you from abrasion and workplace hazards, lightweight design enhanced flexibility so you can move arbitrarily.