... .POM,Plastic and Aluminium 2.with short tape roll 3.with single side Velcro 4.1set/bag ... /CTNName:Roman blind A set components/system-control unit,curtain chain,metal bracket,tape roll,head track,cord, ... .Material:POM,Plastic and Aluminium2.with short tape roll,with single side Velcro3.Smooth and easy operation, ... offer different choice for usersPacking:One set in a plastic bag,25sets in one carton B setC ...