8/10/115/20/25/30mm diameter wire harness winder cable protection tube with wire clipThis product is made of PE material, black, white, green, red, yellow, gray, blue, high temperature resistance, waterproof, non-conductive, can be used to organize messy wires, is an essential artifact at home. Diameter refers to the area that can be used after expansion. This link sale kit includes PE wiring harness and 1 free clip with order of 1.