A set of a 52mm 6-sided prism filter (made by MARUMI), a 52mm cross screen filter (made by MARUMI), a 52mm to 49mm Kenko step-up (down) filter, and a 52mm to 55mm step-up (down) filter (manufacturer unknown). Used with a Sony α. The prism filter creates a 6-sided image, and the direction can be changed with the filter lever. The cross screen filter turns light into a cross shape, allowing you to take fantastic photos. They will be sent in a case (1 piece). Please purchase with the understanding that these are used items.