Imported Rubber sole Indestructible Steel Toe Shoes: These work safety shoes with indestructible steel toe cap in top, it can withstand 200±5 J smash, in line with the EU labor protection supplies standards. PUNCTURE PROOF Midsole: These steel toe shoes with Kevlar midsole which is lightweight than steel, but have same puncture proof effect, it can withstand more than 110N force of sharp object puncture, it greatly protects your feet sole.