Features: 100% brand new and high quality 1.VALUE PACKAGE. Each set comes with 60 pieces regular replacement sandpaper discs for most electric foot grinder. 2.DIFFERENT SPECIFICATION. 3 different extra/fine coarse grit, 80 Grit Coarse, 100 Grit Coarse, 180 Grit Coarse. Made of quality emery particles materials, will not harm the skin. Effectively remove the dead skin of the feet and meet your daily needs to keep the feet clean and smooth. 3.WIDELY USE. Suitable for hard skin and hard calluses, cracked heels, and the gray material is more delicate and can be applied to clean delicate skin. 4.EASY TO REPLACE. Self-adhesive feature, easy to paste. Strong adhesive, not easy to peel off. 5.TIP. We recommend everyone use their own sand papers grinding foot callus to keep clean and heathy. Package Includes: 1 Pack Replacement Grinding Head Specifications: Material: Sandpaper Specifications: 80 Grit;100 Grit;180 Grit Size: Regular Coarse Replacement Pad Color: Black Quantity: 60 Pieces Weight: Approx. 70g note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!