Just tie them to the side of the background holder, clip them to the background side, and then press the button or pull the rope to the background to tighten. Quick installation and removal. nylon material,which is durable and long life to use. 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 lock release label, a hook and part and a metal clip, which can be wrapped around a and stand easily.