Black Wrap, Cinefoil, Black Foil made from aluminum is used in film, video, photo and stage lighting to block light leaks from lighting fixtures by attaching to barndoors with clothes pins. Black wrap can handle high temperatures. Great for extending barndoors or stopping unwanted light spill. Gam Blackwrap can also be used as a gobo pattern by creating your own cut outs with scissors or knife. Also used as a heat shield to protect delicate items.