This product meets our natural beauty standards with a high concentration of quality natural botanicals while keeping harsh chemicals to a minimum. SpaRitual is the first in the industry to introduce comprehensive, eco-friendly, biodegradable nail files that supports the eco-conscious philosophy. 100% biodegradable, this disposable zebra board nail file features a dual grit level of 100/180 that is ideal for use on the toenails. This file is designed in a custom, ergonomic shape. Benefits: 100% biodegradable Ideal for toenails Designed in a custom, ergonomic shape Directions For Use: File nails to desired shape and length.