The Photoflex Small - 3 ft. ;91cm; Diameter OctoDome nxt softbox is designed for use with strobes or hotlights up to 1,000 watts. Its circular design provides diffused light that is as wide as it is tall. It has an internal baffle that eliminates hotspots with smooth, natural light. Its narrow profile gives you more versatility in small rooms. Use this size for 1;2-length portraits or interviews of 1 - 2 people. A Series 900 Speed Ring is required for mounting the OctoDome to your light, and is not included.. Quick Release Corners ;QRC; relieve pressure on support rods for quick and easy soft box set up and breakdown.. Use both the face and the baffle for the softest, most diffused light.. Use the OctoDome without the face or baffle for a broad, high-contrast light.. OctoDome optional grids provide precise control of light.Specifications;. Shape - Octagon.. Dimension - 21 x 5 x 5 in.. Item Weight - 2 lbs.