DoPchoice cleverly designed, extremely durable, yet lightweight and easily foldable Butterfly Grids are ideal for controlling the light spread for any fixture. DoPchoice Butterfly Grids are available in 6x6, 8x8, 12x8, 12x12, 20x12 and 20x20 feet or custom made and in a variety of degrees (20°, 30°, 40°, 50°, 60° etc.) Thanks to a unique bungee cable fastening system, Butterfly Grids are easy to use in all types of frames. DoPchoice Butterfly Grids tightly strech in any position, even overhead without sagging, making them essential on any set!