RvPaws: Our high-quality buckles can be used to make lanyards, keychains, zipper pulls, purses, customised dog collars, cat hammocks, and puppy harnesses, as well as handbags, backpacks, luggage straps, belts for jeans skirts, tote bags, bracelets, necklaces, anklets, jewellery making, dolls, keychains, and many other household applications. — Any further DIY, sewing, crafts, or keychain projects that come to mind: Features: simple installation To fasten your dog's leash and attach the D-ring on the collar to the dog, simply depress the lock. not prone to corrosion. Galvanised swivel snap hooks provide rust resistance because of the higher iron alloy. strong and durable. The swivel snap hook may be capable of supporting 175 pounds of pull. Catch for a safety lock.