Check the listing for details. Derby Extra Super Stainless Double Edge Razor Blades 5 Blades. Condition: New. Listed at 5.19 USD. Blade Type: Double Edge Coating: Stainless Country: Turkey Manufacturer: Derby Derby razor blades are made in turkey from stainless razor blade steel strip from sweden. Derby razor blades are perforated, hardened and ground by utilizing most advanced equipment. The cutting edges are deposited with chromium, ceramic, tungsten and platinum by advanced spluttering equipment for optimum edge strenght thus longer shaving life. Derby blades are coated with a polymer for optimum shaving comfort. From beginning to end, all derby blades are subjected to severe quality control inspection at every stage of manufacturing processes by utilization of unique quality control equipment. Each individual package is blistered and contains 5 blades. And each blade is individually wax paper wrapped