Gillette mach3 power cartridges with gillettes most advanced blade edge technology combine with the mach 3 power razor for a totally new shaving experience and gillettes best shave ever with powerglide blades patented blade coating produces gillettes smoothest blade surface for incredible glide and a level of comfort that only m3power can give you can feel the difference from the first shave indicator lubrastrip with vitamin e and aloe all mach3 cartridges fit all mach3 razors