about this projectmade in ChinabuttonMaterial: The keychain is made of high-quality zinc alloy, durable, scratch-resistant and rust-proof; it has a spring hook with swivelFeatures: The key chain bottle opener can easily open your bottle cap; Also, there are 2 holes on the key chain, you can add 2 extra key rings, keep your keys organizedDimensions: Keychain (L x W x D): Approx. 3.3 x 0.9 x 0.31 inches; Key Ring Diameter: Smaller approx. 0.9 inches, the larger ones are about 0.9 inches. 1.26 inchesColor: 1 piece gun color and gold, 1 piece silver and gun color; Typical color contrast makes the keychain more fashionable and unique; Unique and compact design is easy to carry and storePackage: Including 2 keychains, one is for yourself and the other can be a nice gift for relatives, friends and colleagues