Elastic bracelet with alternating black agate and gray agate stones and steel charm with "Good luck" writing. Nature collection. One size, length 19.50 - 19.80 cm. Ball diameter: 6 mm. Charm dimensions: 13x8.50 mm. Materials: 316L steel with black PVD, black agate, gray agate. Product images are included for illustrative purposes, each bracelet varies in color and order of stones.