Oval Metal Spring Bag Ring, also called ellipse shape spring bag ring or oval ring parrot hook, is used in every imaginable place. You'll find them in bags, wallets, camera bags, bridle caps, dog collars, belts, camping gear, hiking gear, and just about anything else you can think of. These egg shape spring rings are made of zamak metal and are professional quality sturdy and very easy to apply. Special coating has been applied to make shiny, smooth metal rings. You can view our other buckle and ring accessories here. Standard colors are presented in options. Please contact us for different color options. Dimensions: Inside: 20mm x 38.1mm External : 29mm x 45.6mm Thickness: 4.7mm