Upper: Leather & Knitted fabric Inside: Breathable mesh Soles: rubber & MD sole Toe: Anti-smashing steel toe Insole: Arch support Midsoles: Thickening soft shock absorption LARNMERN safety shoes more comprehensive protection of the foot, our safety shoes are steel toe can prevent the toes injured. Insole with arch support, more in line with foot comfort, so that the force of the foot more evenly stressed, can support longer standing and work. The upper is breathable Leather & Knitted fabric so that the foot is more breathable and comfortable, comfortable midsole There are shock absorption function, the thick and rugged synthable rubber sole provides traction and durability. Rubber and MD soles add oil resistant and anti-slip properties. Shoes have be tested to achieve SRB professional non-slip. Our work shoes have anti-static function to effectively prevent electrostatic damage. Our safety shoes apply to a variety of terrain and venues. Occasions: Machinery / Metal processing / Glass products / Shipbuilding / Steel / Aluminum / Cement / Construction / Chemical / Petrochemical / Oil / Automotive / Electronics industries Return & exchange: Within 14 days of receipt, if you are not satisfied with the shoes, for any reason, we offer free return for refund or exchange. Warranty period: Within 3 months of receipt, if you meet any quality problems (non-human causes of defects and damage), we offer free exchange. LARNMERN's a global leader in fashion safety shoes,it's make your foot safe and comfortable on the job site, factory and in the field.