GILLETTE MACH3 SENSITIVE CART (2) , It has a lubricating strip that ensures that you have a redness-free shave. These cartridge blades come with an Advanced Anti-Friction Coating which guarantees you a zero-redness shave.These blades comes with a Lubricating Strip that ensures you get a smooth shave as your razor blade will just glide across your skin. It also feels like you are applying less pressure on your skin.