World's best shave. The next generation triple-blade razor for the closest shave with less irritation - even when shaving against the grain. 3 Blades with Advanced Anti-Friction Coating - So Mach3 Turbo removes more of each hair with less irritation. Soft, Protective Microfins - Gently smooth down the skin so Mach3 Turbo can shave evenly and effortlessly. Enhanced Indicator Lubricating Strip - Keeps your Mach3 Turbo gliding, shave after shave. Mach3 Turbo makes the closest shave even more comfortable. All Mach3 Cartridges fit all Mach3 razors.