URgreat 36 Grids Slots Black Velvet Rings Jewelry Showcase Display Case Storage Box Holder Organizer Tray "I" shaped slots for different thicknesses of ring Material: Card board, insert foam topped with velvet, plastic cover Color: Black Size: approx. 8.7"x5.5"x1.35" (22cmx14cmx3.5cm) Can be used for rings displaying or storing 36 grids ring holder,best gift for your rings