Product picture - Formatt Hitech Lucroit 100mm Filter Holder Kit for Canon EF 100-400mm f 4.5-5.6 L IS II USM Formatt, Hitech, Lucroit, 100mm, Filter, Holder, Kit, Canon, EF, 100-400mm, f, 4.5-5.6, L, IS, II, USM Click the image to close this page