Easily removes calluses in secondsThe grinding disks make the skin soft and smooth. Just attach one of the grinding disks to the device and let the device work its magic. Note: only suitable for Silk’n VacuPedi.· 1x Fine (light grey) and 1x Medium (dark grey)· For delicate to normal callus removal· Micromineral material· Only suitable for VacuPedi.Also available:Silk’n VacuPedi grinding disks, Medium & Coarse for normal to coarse callus removal. Silk’n Vacupedi Refill Medium & Fine