1.Pass ISO13485,CE,FDA. 2.Material:no bacterial wood+elastic wire 3.Healthy and sanitary for hospital,food, ... features:Item No.:DX-01112Product name:2 ply paper maskMaterial:wood+elastic wire+dustfree paper+elastic bandColor:WhiteSize:20*7. ... per carton:10KGSProducts information:1.Use imported wood as raw material,coordinate elastic wire and enviromental material make up2.Apply to metical treatment ...