Wolfpack Black Leather Safety Boots. -Number: 46. -Safety toe and sole. -Made of black leather with double stitching and padded tongue. -Polyurethane sole. -Metal elements with anti-corrosion treatment. -Two-tone nylon laces. -Interior in breathable porous fabric. -S3 certified. -Article known as work clothing, work boots, safety footwear, work boots, safety shoes, work sneakers. -Requirements/characteristics of safety footwear "S3": Safety footwear, closed heel area + antistatic characteristics + energy absorption in the heel part + resistance to water absorption and penetration + resistance to perforation + sole with reliefs. (Pair)