Foot sharpener, easily remove the useless skin of the foot, and maintain tender feet like babies. Feature: Made of quartz sand, hard and wear-resistant. Coarse and fine grinding head. Dust-free design, removable and washable. Round design, round particles, not hurting your feet. 2 gear selection and 2 power supply modes. Effectively remove dead skin, foot crumbs, calluses, and aging cutin. Specification: Material: Quartz sand, ABS Size: 4.49x 2.9 inches Color: Blue, Red Package Included: 1 x Foot sharpener 1 x USB cable Warm tip: Actual colour may be slightly different from the image due to different monitor and light effect. Please allow deviation due to manual measurement.