Pandahall 10Sets DIY Brass Pad Ring Cameo Cabochons Setting Blank Bezel Tray Photo Cover Making with Oval Transparent Clear Glass Cabochons for DIY Jewelry Makings Tray 25x18mm 10Sets=10pcs Ring Cabochon Tray Setting + 10pcs Glass Cabochon Ring Components: approx 26x22mm, 16mm inner diameter, tray: 25x18mm. Glass Cabochons: approx 25x18mm, 5.4mm(Range: 4.9~5.9mm) thick. This ring tray is circular in shape and features a graceful size, perfect for showcasing a lovely photograph, artwork or mixed media designs in your ring. Paste the lovely pattern or put some tiny beads in the tray, then cover with the clear glass cabochon, a unique pendant will be finished.