Neewer Photo Studio Light Practical Design Varos II BG Durable Umbrella Holder Multi-Function Flash Shoe Umbrella Holder. New and improved umbrella clamp keeps umbrella shafts more secure and damage free. The Varos BG features a cold shoe mount, 1/4" and 3/8" reversible adapter (male) on the top, a standard 5/8" connection on the bottom. It can be attached to your light stand, insert your flash unit and umbrella. A strong, robust holder made specifically for heavier umbrellas and equipment.