Main product description The Gillette Mach3 Mens Manual Razor has stronger than steel blades that stay sharper for longer (compared to the Sensor3). With sharper blades (first 2 blades compared to Sensor3) it is designed for 15 comfortable shaves. These Gillette razors have a lubrication strip that glides over the skin, protecting it from redness, and a Skin Guard microblade that tightens the skin and prepares the beard for shaving. The Mach3 mens shaver has a high quality handle that is professionally balanced for the ultimate shaving experience. The Mach3 Mens Manual Shaver is compatible with all Mach3 replacement shaving heads.