nylon which is and long life to use Just tie to the side of the background holder, clip to the background side, and then press the button or pull the rope to the background to tighten Quick installation and removal This kind of background editing can keep the background straight, so that the top of the tulle is nearly parallel to the floor The tulle clip is composed of a bungee cord, a release label, a hook and loop part and a metal clip, which can be wrapped around a and stand easily