8 Pack Refill Rollers, Replacement Rollers Heads, 3 Pack Extra Coarse, 3 Regular Coarse, 2 Gentle Coarse Refill Rollers for Electric Foot File（Black）

["8 SPARE GRINDING HEADS: 3 different levels of coarseness: Extra Coarse - effectively removes harder cracked skin; Regular Coarse - softens and smoothes normal hard skin; Light Coarse - maintains a good routine and perfects finishing touches","Effective Exfoliation: The high-quality rollers gently buff away rough, calloused skin for smoother, softer feet. Washable material for repeated use","Foot Care: you can choose different thicknesses of grinding head and rotation speed according to the hardness of foot calluses","Easy To Install: Just one step to replace the refill rollers; Press the button, remove the old roller head and install the new one","Effective callus removal：Cracked and callused skin from the soles of your feet in minutes to get salon standard, smooth feet in the comfort of your home"]