Description:Material: The swivel clasp hook is made of zinc alloy, which is rust-proof and corrosion-resistant. The surface is electroplated, not easy to fade, sturdy, and durable.360° Flexible Rotation: These lanyard hooks are designed with a clamp opening and 360° rotation flexibility, which can be rotated in any direction, flexible and smooth, and will not get stuck, meeting your craft projects and daily needs.Easy to Use: Each metal trigger spring hook can easily open and close. Press the jaws by hand to clamp on anything you want to clamp. Close firmly to ensure that your items will not fall off.Application: These swivel lobster claw clasps are widely used to make wallets, backpacks, handbags, shoulder bags, key chains, denim skirt belts, etc. It can also be used for lanyards and other DIY crafts.