NSI Dura-File 100/100 grit professional nail file with superior quality and extra durability. 100 Grit: Suitable for all stages of enhancement, the DURA Files last 4 times longer than other nail files and are excellent for all nail services from natural nails, gels, wraps, acrylics and pedicures.These long lasting nail files have a straight edge and curved half-moon edge perfect for getting in close to the cuticle, minimising the risk of touching soft tissue. Easy to use, ergonomically shaped and designed for precision filing. Washable and easy to sanitise. The files can be completely disinfected in 10 minutes with total submersion in, or sprayed with, an EPA hospital grade disinfectant.WarningFor external use only. Keep out of reach of children. Use with caution. Not for use on damaged or infected nails. Store in a dry place