This glass polishing file is a nail polishing artifact. Using advanced nanotechnology, rubbing surface is very delicate, the nail after trimming is smooth and comfortable, and the surface of the nail is especially bright. Multi-fuction: It can Use as a nail buffer, Scrub the surface of the nail are very smoothly, Scrub a rough surface of the nail and then your nail shines. It can use as a nail file, as a normal nail file.Does not cause a hangnail after trimming. Made of high quality glass material, durable and eco-friendly. The fine grinding surface is used to remove the callus, and cutin. Ergonomic design, comfortable and convenient to hold. Convenient to clean that dust on the glassed side of nail shiner can be removed with sticky tape or it can be rubbed with eraser. Physical polishing, can be used by pregnant women and children. Item Type: Foot File Colour:pink Material:Nano Size:120 x 13mm Package Contents: 1* root nano nail file with box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.