Replacement Outer Foil & Inner Blade for Men's Shaver Fits Models: ES718, 722, 724, 725, 726, 727, 728, 4001, 4011, 4012, 4025, 4026, 4027 It is recommended that you replace the outer foil at least every year and the inner blade(s) at least every two years to maintain your shaver's cutting performance. Made in Japan |