Spray Painted Alloy Swivel Snap Hooks Clasps, Cadmium Free & Nickel Free & Lead Free, Mixed ColorSize: about 1.32 inch(33.5mm) long, 0.49 inch(12.5mm) wide, 0.20 inch(5mm) thick, hole: 0.20x0.35 inch(5x9mm). â Clever Design: The 360-degree swivel design can effectively prevents the snap swivel clasp from being tangled. Itâs adopted flexible spring, making it easily to open and close securely. â Usage: Fit for making key chains, jewelry making, lanyards, handbags, purse or other DIY bag straps. â Easy to Use: Just depres the spring loaded snap gate and then. Suggestively to attaching a split ring for easy connecting pendants, keys, or o other jewelry ornaments on it.