These Scholl Velvet Smooth Diamond Replacement Roller Heads are designed for use with Scholl Velvet Smooth electronic foot files, providing effective care for hard skin. Featuring natural diamond crystals, these roller heads offer intensive exfoliation to quickly smooth rough skin on the feet. They are engineered for convenience and high performance, ensuring your foot care routine maintains optimal results. Ideal for regular maintenance or intensive treatment of dry, hard, and cracked skin areas.