in Addition to Being Used as Key Carrying Tools, Key Chains Are Often Used as Decorations, Hanging on Key Bags, Handbags or Backpacks, Adding a Sense of Personalization & Fashion. This Keyring Chain is Also Functional, Such as Doubling as a Bottle Opener for Extra Convenience. Various Styles. Various Styles & Rich Colors to Meet the Personalized Needs of Different Users. The Product Size is 1.3*2.2in, & the Size Can Also be Customized According to the Customers Needs.