Softbox Light Flash Popup Diffuser Studio with Portable Design for External Speedlites by ENHANCE - Works With Neewer , Yongnuo , Altura , Bower and More Speedlites POPS OPEN and is ready for action in seconds for your Canon , Nikon , Neewer , Yongnuo , Altura , Bower , Sony , Olympus and More ULTRA-COMPACT DESIGN fits in your pocket for easy transportation STRETCH OPENING allows you to connect the diffuser to most shoe mount flashes EVENLY SPREAD THE LIGHT for balanced illumination, which helps to eliminate harsh reflections and shadows DIMENSIONS: 3.75 x 3.75 inches in front with reflective inner compartment for strong, even light | BACKED BY 3 YEAR MANUFACTURER'S WARRANTY