6 New Black Foam Ring Display Tray Inserts For Jewelry Showcases & Countertops This is a new set of six black foam ring display tray inserts that hold 36 rings each The top of the foam pads are black felt At shows these are great for showing your sample line display These trays are fantastic for travel by keeping the rings organized Each measures approximately 7 3/4" x 6 3/4" (197 x 170 mm) It is recommended that this be used with a display tray