You are watching on a professional , high quality Octagon Umbrella Softbox for speedlite or studio flash - The opening Diameter is 80cm, inside with reflect silver and comes with front translucent diffuser, great for speedlite, monolight, strobe or slave. - Quick and easy way to produce beatiful diffused light. - Especially designed for speedlites and strobist, a must have for location shooting. Remarks: Light stand and Flash and Flash Mount are not included SPECIFICATION - Material: nylon material, Aluminum shaft - Size: Diameter: 80cm (31.5") - Folded Length: 66cm (approx) - Shaft diameter: 8mm (approx) .