Stainless steel safety razor blades Thickness: 0.1m width: 21.95 mm length: 42.8 mm Base metal: stainless steel Steel source: Hitachi Japan Packing: Folded and fully covered in 1 color printed waxed paper and multi color printed white paper box: 5 blades/box 10,000 blades/master carton your own brand can be applied.