Panasonic WES9012PC Men's Electric Razor Replacement Inner Blade & Outer Foil Set Thin Smooth Flexible Foils for Satisfying Shave Experience
Panasonic Replacement Outer Foil and Inner Blade for ES-RT51-S and older models ES7109, ES7103, ES7056, ES7035. It is recommended that you replace the outer foil at least every year to maintain your shaver's cutting performance and the inner blade every two years