Features: 1. Rechargeable, economic and green for environmental protection feet care machine 2. The callous roller is water resistant, not include device body , you can wash roller directly under the water 3. ABS plastic material, more safe and effective than metal scrapers and easier to use than a pumice stone 4. Quick and easy removal of the ottomans, corns, thick dead skin, calluses, chapped cuticles 5. Treatment Areas: Only for use in the feet and heels Specification: Condition: 100% Brand New Material:Plastic Color: Blue Size: As the picture shown Package Included:1PC* Pedicure Device Or Only 4 Refill Roller Heads Or 1PC* Pedicure Device With 4/8/12 Pcs Refill Roller Heads Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures.