Nail File: ForPro ECOFILES Foam Boards are reusable and durable, yet soft mylar surface which makes them last up to four times longer compared to standard files. These high-quality nail files are a necessary addition to your manicure accessories. | 100/180 Grit: The green nail files feature coarse 100 grit on one side and medium 180 grit on the other to quickly and easily file nails to the desired shape, giving edges a flawless finish. | Nail Care: These professional foam boards are eco-friendly and specially designed for your convenience, hygiene, and quality. The green foam boards are perfect for removing excess product leftover from your gel and acrylic nails. | Manicure and Pedicure Nail Files: The cushioned core of these washable and sanitizable foam boards allows for fast, easy, and precise filing of nails. | Size and Other Details: Each premium 100/180 Grit foam board measures 7” L x .75” W. It comes in a pack of 20 washable nail files.