DIY Flat Round Stone Bracelet Making Kit, Include 304 Stainless Steel Bracelet Making, Natural Mixed Gemstone Cabochons, Size: about 304 Stainless Steel Bracelet Making: about 6-1/4 inch(15.9cm) long(excluding chain extender), extender chain: 60mm; 2.5mm wide, tray: 12mm, 6pcs; Half Round Gemstone Cabochons: about 12x5~6mm, 2pcs/style, 6style, 12pcs; Plastic Box: about 7.4x7.2x1.7cm, 1pc.âPlease Note: These Gemstone May Include Natural Lapis Lazuli, Natural Tiger Eye, Synthetic Malachite, Natural Rose Quartz, Natural Green Aventurine, Natural Carnelian.