Precision care: The coarse grinding heads specializes in old cracked heels, the medium grinding heads treats dead skin peeling, and the fine grinding is used for daily skin rejuvenation. The three-speed grinding bit covers the full process needs from deep cleaning to fine care. Wide compatibility: The universal interface is compatible with mainstream brands electric foot tools, and can be replaced without additional accessories, solving the problem of multi-device adaptation. Safe and easy to use: The plastic material is warm and does not hurt the skin, and the non-slip texture design improves the exfoliation efficiency while avoiding skin scratches; one-button disassembly and installation, 3 seconds to complete the roller replacement, the care process is more convenient. Sturdy and environmentally friendly: The washable design supports repeated use and reduces the waste of consumables; the wear-resistant plastic material is anti-aging, and the single grinding heads can withstand 200+ times of use, which is economical and practical. Portable and efficient: The small size is suitable for carrying around, low noise and small vibration when used with electric tools, quickly restore smooth feet, suitable for home travel.