The NiSi 100mm System All In One Case is a high-quality case made from PU leather that can carry & store the 100mm v5/V5Pro/V6 Holder, CPL, 3 adaptor rings and 8 filters (100x100mm or 100x150mm). It's the perfect, practical & portable solution for having all your filters, adaptor rings and holder at your fingertips. It's can attach to a belt or can be worn around your waist or over your shoulder using the included adjustable shoulder strap. Please note this case is not compatible with the V7.