Pop Up Flash Diffuser for DSLR"s The PUFFER mounts in the hot-shoe slot of digital cameras with a pop-up flash, greatly softening the quality of light. It"s great for portraits, grabshots of people and closeups of objects (great for eBay photos!) It packs completely flat for convenient storage in your camera bag (or pocket!) and has eight different mounting positions for the perfect fit for any popup flash camera.