FODSLR Universal Portable Flash Hard Diffuser 15x12cm for Canon Nikon Sony Dslr Flash Speedlite, Nikon, Canon, Sunpack, Nissin,Sigma, Sony, Pentax, Olympus, Panasonica Lumix Flashes For soft indirect flash light use the pure white size. For greater range and spectral highlights use the silver size. It helps to reduce hard background shadows and eliminates the annoying red eye effect. Universal interface. Fit most of the flash in the market. Dimension: 10 x 15X 10.5cm Lightweight: 50g