These fine and sharp stainless double edge blades are made by Petersburg Products International (St. Petersburg, Russia) under license from The Gillette Company. They are, in the opinion of QED, the finest of the various 7 o'clock blades produced in both Russia and India. These blades are made of super stainless steel. They are sharp, durable, long-lasting and an excellent value. Pack contains 5 blades, and each blade is individually wrapped to assure safety, sterility and long shelf life. Blades fit all traditional double edge razors. To avoid rapidly dulling the blade's sharp edge, remember to always rinse it after use, never wipe it. $1.70