CowboyStudio 3 in 1 Stacking Grid Light Modifier System for CANON 580EX/ 580EX II Flash Speedlite<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> One (1) 3 in 1 Stacking Grid Light modifier </span></li><li><span class="a-list-item"> It is designed for CANON 580EX/ 580EX II </span></li><li><span class="a-list-item"> The JJC Light Modifier was designed to produce 3 different size of light spread (Small， Medium and Large) </span></li><li><span class="a-list-item"> when aligned and stacked two grids together， produce the smallest spots of light. </span></li><li><span class="a-list-item"> Stack the small grid into the bezel to produce large size spots of light， for medium size spots of light just stack the larger size grid into the bezel. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41IKnIfJGJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41d4X7FGb7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41oeNOychHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41P1MMV6ddL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Rs31r2t%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51jwZdrF-EL.jpg" noproxy>