4 Blade Sweden Stainless Steel Washable Open Back System Razor model 
 

This is a kind of  System Razor with 4 layers of  Sweden stainless steel blade which coating with Teflon and Chromium , will provide you a better and smoother shaving experience , The lubricant strip rich in Aloe and Vitamin E to reduce the irritation even for the most sensitive skin people . the rubber in the bottom of head protect the skin to be cut . Pivoting head could totally adapts your unique contours for different shaving angle .  Comfortable non - slip rubber handle makes it much more comfortable to hold . Remove the cartridge by pushing the button forward. Rinse blades clean before and after using . The blades can be used longer times than you expected.