This kit contains one 42 x 42" (107 x 107cm) Aluminum Frame and one 42 x 42" (107 x 107cm) Translucent Panel Fabric. This lightweight, portable diffuser system offers fast and easy setup and unlimited light control. Each frame is hinged at the corners and dismantling joints, making setup and breakdown easy. Frames self-lock into position, forming rigid supports for a wide variety of light-control applications. While the durable nylon fabric quickly attaches with elastic corner straps.