These portable nail files are made of sponge material, which is practical and safe and can be used for a long time. The surface is very fine and the nails are smooth and comfortable after polishing. Small size, portable, light and easy to carry. Features -Color:Assorted Color -Material:Sponge -Size:3.50X2.50X1.10cm/1.38X0.98X0.43in -The nail file block is made of sponge material, which is durable and stable to use. -The polishing block nail file is easy to use and makes nails smooth and shiny. It can be used on fingernails and toenails. -The compact block nail file is ideal for manicure learners, practical and convenient. -Nail scrub file is suitable for manicure or pedicure, easy to use, double-sided scrub file. -This nail file is compact, easy to carry and easy to use. Suitable for home and salon use. Package list: nail files