Enough Quantity: You will receive 20pcs blank rings in 5 colors, each color 4pcs. Enough quantity to meet your various needs.
Size Details: Those blank rings measure about 17mm in inner diameter(under nature condition) with flat base about 12mm in diameter.
High Quality: Made of durable alloy, they are great DIY accessories for home jewellery making and hobbies.
5 Colors: Silver, rose gold, gold, ancient red, ancient cyan for you to choose to make your beautiful rings.
Wide Use: You can add other cabochons, cameo, stamp, engrave, glue letters, logos, resin, gemstones photos or some tiny beads onto base make gorgeous jewelry.