6 Pack Replacement Roller Refill Heads for Electric Callus Remover for Feet,Pedicure Kit Refill Rollers Extra 4 Regular Coarse & 2 Fine Coarse Electronic Foot File6 Pack Replacement Refill Rollersthe best quality and best price in the market. 4 Coarse Roller Head, 2 Fine Roller Head, Choose a suitable roller according to your foot skin condition. As Good as OriginalOnce again with new original Roller HeadsRefill and Replace your Existing Worn Out Rollers which works as well as the original ones. Wide Compatibility ProductsIt is perfectly matched with Onnice Electric Callus Remover for Feet, for Pedicure Kit and