Robust Hardware: This hiking buckle keychain is made of zinc alloy which is very strong and durable with a smooth and shiny surface that is rust and corrosion resistant. Multiple Uses: This waist hanging keychain can be used not only for car keys or other trinkets, but also for camping, hiking, pet keychains, etc. Closure: Buckle, Clip, Spring 4 Piece Keyring: Each lobster claw holder comes with an O-shaped jump ring that is easy to open to put on something with a hole or string for easy item replacement. Simple design : The design of our product is simple and beautifully crafted with perfectly smooth lines, no sharp edges and it has a very strong door spring. Ideal for gift giving: The key ring is practical and versatile and can be hung on bags, pants or other objects. Perfect for friends wives brothers dads etc.