The Flashpoint Barn Door Kit offers a complete variety of light control options for 6.5 to 9" reflectors using a universal mount frame. Light spill and flare prevention is a breeze with the 4 adjustable barn door flags. Edge and rim light, along with broad highlight enhancement is just a matter of careful adjustment. An accessory slot can hold 4 framed gels for color and diffusion, and an essential 30 degree honeycomb semi spot grid for drama. This is a basic necessity in the quest to master light