High Quality Material: The swivel animal hooks are made of high quality zinc alloy, the surface is smooth and does not fade, remains a brand new look after long time use, and has a long service life. Thick metal fittings, high hardness, stronger, more wear-resistant, rust-proof, strong and sturdy. Perfect Design: The structure is reasonable with 360 degree rotation for easy clipping, won't wrap around the chain, convenient due to the spring reset. With D-ring holder. The swivel dog hooks can be combined with other key ring hooks to make DIY projects. Easy to Use: The swivel trigger clips a spring-loaded switch that can be opened simply by pulling and holding the trigger, quickly closing the fitting and snapping it securely in place to ensure the item does not fall out. Provides secure and easy attachment to collars or harnesses. Pet Gift: Gift for friends who have pets, it can be used at home or for going out camping or picnic. It is small in size and easy to carry with pets. The swivel animal hook clips have a quick release that closes securely to ensure your items won't fall out. Widely Application: Swivel Hook Collars can be used to make purses, dog collars, straps, cat hammocks, puppy harnesses, key chains, denim skirt belts, armour, tote bags, camera belts, lanyards and other craft items. Very practical items for everyday life.