Full Circle The Ring Vegetable Brush consists of part bamboo handle, part natural and recycled bristle blend, but entirely earth-friendly. Basically, it's as easy on the earth as the vegetables you clean with it- you are buying organic, right For best results coat bamboo with a wood or mineral oil once a year. Need something tougher Try the Tater Mate potato brush with eye remover FC11124 Materials: bamboo, natural bristles, recycled plastic bristles