Features: Foldable design, compact size makes it easy to carry. Black card on the back helps to set the exposure and white balance. With a sticky nylon button and non-slip rubber, you can easily install or uninstall it quickily. Soften the light flow and remove the shadow to make a perfect photography. Works with most external flash diffusers on the market, suitable for roduct photography, portraits and weddings. Specification: Product Name: Photo Softbox Material: Imported Reflective Material+Cloth+Alloy Strip Size 1: Approx. 30 cm/11.81 inch Size 2: Approx. 40 cm/15.74 inch Universal Compatible with Pentax/SB-600, SB-800, SB-900, 380EX, 430EX, 550EX, 580EX/Yongnuo etc Flashes Notes: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1x Softbox