Rockin Beads Brand, 20 Clear Glass Dome Tile Cabochon Clear 30mm 1.18 Inch Non-calibrated Round Go to amazon.com Related posts Top 10 recommendation 30mm cabochon Feature20 Piece Wholesale Pack Clear Glass TilesCabochon Clear30mm 1.18 inchNon-calibratedRockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card Description20 Clear Glass Dome Tile Cabochon Clear 30mm Non-calibrated round Dome surface