Replacement Shaver Inner Blade ES-RF31,ES-LF51,ES-LF50,ES-RF41,ES-LF71,ES-LF70,ES9027 Replacement Electric Razor for Panasonic Ultra-sharp ultra-thin Inner Blade are made from premium, stainless steel, Hypoallergenic Blade for sensitive skin Quick, easy installation, Simply remove the worn foils and snap the new ones into place It is recommended that you replace the outer foil at least every year to maintain your shaver's cutting performance Package Includes: 1Pcs Shaver Replacement Inner Blade Description: Replacement Shaver Inner Blade ES-RF31,ES-LF51,ES-LF50,ES-RF41,ES-LF71,ES-LF70,ES9027 Replacement Electric Razor for Panasonic Ultra-sharp ultra-thin Inner Blade are made from premium, stainless steel, Hypoallergenic Blade for sensitive skin Quick, easy installation, Simply remove the worn foils and snap the new ones into place. It is recommended that you replace the outer foil at least every year to maintain your shaver's cutting performance Package Includes: 1Pcs Shaver Replacement Inner Blade