MACH3 Turbo to shave evenly and effortlessly. The Indicator Lubrication Strip ensures that your MACH3 Turbo razor blade keeps gliding across your skin, shave after shave. Its Comfort Guard includes 5 Microfins to bring you a close, comfortable shave, while the Indicator Lubrication Strip fades to white to show when you are no longer getting an optimal shave from your razor blade.