New Black Flocked. Displays Tray Inserts For Jewelry Showcases & Countertops. A new set of four 18 compartment black flocked tray insert. With these inserts you are able to keep components findings or small jewelry pieces organized and visible. Easily remove the tray from the showcase to allow customers to view your jewelry from the countertop. Each compartment measures approximately 2" x 2 1/4" (50 x 54 mm). Each insert measures approximately 14 1/8" x 7 5/8" x 1/2" (35.8 cm x 19.2 cm x 12 mm).