Features: Foldable design, compact and easy to carry. The black card on the back helps set exposure and white balance. With sticky nylon buttons and non-slip rubber, you can install or remove quickly and easily. Soften the flow of light and eliminate shadows for flawless photography. Compatible with most external flash diffusers on the market, suitable for product photography, portraits and weddings. Specification: Product Name: Photo Softbox Material: imported reflective material + cloth + alloy strip Size 1: Approx. 30 cm/11.81 inches Size 2: Approx. 40 cm/15.74 inches Universally compatible with Pentax/SB-600, SB-800, SB-900, 380EX, 430EX, 550EX, 580EX/Yongnuo and other flashes Note: Please allow 0-1cm error due to manual measurement. Please make sure you don't mind before ordering. Due to differences between monitors, images may not reflect the actual color of the item. Thanks Packing list: 1x softbox