• 3 different thicknesses: extra coarse, normal, and soft for different skin care needs. • Curved design that fits perfectly to the feet. • Pack of 6 refills more economical than the originals. • Compatible with various brands of callus removers. • Easy installation with a single click. • Suitable for soft, hard, dry, and sensitive feet. • Cleaning and use: clean the scraper before first use, moisten the feet, move the scraper over the foot, rinse and dry. • Warning: use only on dry skin, avoid contact with water, and do not leave the device unattended.