Product Details  CE Standard: EN345 Material: Suede leather  Air mesh lining,PU sole 4'' Standard: EN345  Material: Suede leather  Air mesh lining,   PU sole 4'' Protecting ability: a: Steel toe: impact-proof  b: Inner steel sole: impact-proof  c: Plastic injection moulding: strong and comfortable  d: PU sole: wearable and well bended  e: Water proof  f: Non skid  g: Oil resistance  h: Acid & Alkali resistance  i: Heat resistance  j: Anti-shock  k: Anti-static Size: #37-#46 Packing:   1pair/box 10pairs/ctn  15/13kgs 62x34x42cm 3500 pairs/20