WinnerEco Aluminum Alloy Lock Carabiner Keychain Clips Hook Buckle Outdoor Buckle for Hiking, Camping, Fishing(20 Count) Made from light weight aluminum alloy The carabiner features a spring loaded gate which allows them to be quickly and securely attached to a wide range of fixing points. It can open and close smoothly as the spring-loaded gate makes it easy to attach important items to a pack or belt. Dimensions: Approx. 4.5 x 2.1cm (L*W) Great for outdoor activity, camping, fishing, hiking, traveling, keychain etc.