Hollow Charms - The pendant takes a hollow design, allowing you to fill it with resin or glue. You can also use resin to paint your favorite pattern or words in the center of the pendant. Flat Back Design - The back of the hollow pendant is flat, so all you need to do is place a plastic sheet underneath it and start filling the open bezel pendant, without messing up the table and ensuring that the finished pendant also has a flat back. Durable Material - These Charms are made of high quality alloy, which is harder than pure metal. They are sturdy and durable, not easy to deform or break, and the polished alloy has a good gloss and an excellent texture. 14 Styles Charms - There are 14 pcs open bezel charms in 14 styles, such as rectangle, oval, teardrop, rhombus, star, round and so on. Abundant styles give you more options when making jewelry.Wide Usage - The open bezel pendants are perfect for making a necklace, bracelet, earrings, scrapbooks project, key chain, key ring, sweater chain, anklet, cellphone decorative accessories.