Features 1、Stainless Steel Material: Ring blanks are made of high quality stainless steel, which is strong and durable, not easy to discolor or rust, and not easy to break after repeated use. 2、Adjustable Size: Ring blanks are adjustable to fit most ring sizes, so you don't need to worry about fitting them out of place. 3、20PCS:DIY rings contains 20 adjustable flat ring bases, in multiple packs, you can make as many rings as your everyday jewelry. 4、DIY Make: Adjustable ring blanks are suitable for home jewelry making and hobby, giving you more options for DIY craft projects. 5、Scope of Application: Adjustable ring blanks are approximately 8mm in diameter and are ideal for gluing buttons, beads or anything else to create unique rings. Specification Item Type: Ring Blanks Material: Stainless Steel Specifications: 20 Pcs/Pack Film Size: Approx. 8mm (Measured by hand, there may be slight errors) Use: DIY Jewelry Accessories Package List 20 x Ring Blanks