20x30mm rectangular flat back clear glass cabochon,cambered corner,Thickness about 7mm,50pcs/lot

20x30mm rectangular flat back clear glass cabochon,cambered corner,Thickness about 7mm,50pcs/lotFlat back round cabochon beads, suitable for gluing into bezel settings, onto flat back bails, even directly on to fabric or paper. Affix these on top of a photo or other design for a framed effect. These beads have a magnifying effect when placed on top of images or words. Crystal clear glass cabochons magnify designs and patterns when placed on top of paper or fabric. Best used with earring, cuff link, ring and other flat-pad findings