Zomei Ring Adapter+Multifunctional 72-mm Filter Holders for Cokin Z Series
Compatible with Cokin Z-PRO Series and LEE BIG STOPPER Series, need to work with Z Series holder and adapter ring. It can combine the circular filter(67mm,72mm,77mm,82mm,86mm) and the 100mm series square filter(100mm 100mm,100mm 145mm).