Linsoir Beads Natural Turquoise Gemstone Cabochons Round Flat-Back Design Dia=12mm Pack of 10 Gemstone / Material: natural turquoise stone Cabs Size: dia=12mm,these are cabochons and do not have holes for stringing Shape: round flat-back Quantity:10 pcs one bag Hard cabs are great for DIY jewelry making,will need glue when use them Turquoise,a December birthstone,is a purifying and uplifting stone.It is a symbol of friendship and stimulates romantic love