The Lastolite Hotrod Octa Softbox produces pleasant and natural catch light effects. It features an inner diffusion panel, and an adapter plate with shoe.This softbox has a large surface area that helps in creating a wrap-around effect of lightThe Lastolite Hotrod Octa Softbox has a removable internal baffle and a softbox adapter with a shoe mountThis softbox has a diameter of 27.5" and can be used with battery operated flash