Pair your speedlite and your favorite diffusion disc with the simple-to-use LunaGrip. The LunaGrip features an adjustable shoe-mount bracket, easy-to-grip handle, and three flexible grip arms. The Westcott LunaGrip Kit includes a LunaGrip and a high-quality 40" 1-stop diffusion disc.Features: Quick speedlite modificationLightweight, durable handleCreates beautiful round catchlightsFits virtually all speedlitesBeautiful, soft modificationCompatible with discs from 20 to 42 inches