This is the popular triple blade system with easy cartridge. The blades are made of Swedish stainless steel, coated with nanometer Teflon and Chromium which increase the hardness and sharpness. The upgraded lubricant strip full of Vitamin E and Aloe Vera, helps monisturize your sensitive skin. The pivot razor head fit to the skin take closeness shaving experience. The easy disassembly button, any time and any place, easy to replace the razor head