PACKAGE INCLUDES: You will receive 12 lobster clasps, 6 in gold and 6 in silver. The diameter of the magnetic clasp is 6MM (0.23 inches), and the length of each lobster clasp is 40MM (1.57 inches) after it is closed. RELIABLE MATERIAL: Made of alloy and magnets, these lobster clasps are sturdy and durable, perfect for your own jewelry making. The metal clasp is made of stainless steel and then gold-plated or silver-plated, which is dazzling, very eye-catching, and has a good texture. Not easy to rust, not easy to damage, not easy to break, deform, bend, and retain color and shape after long-term use. EASY TO INSTALL: These chain lobster clasps are easy to use. You only need to connect the two ends of the jewelry chain to the lobster clasp, then put the jewelry cylindrical clasps close together and the magnets will attract each other. A completely closed jewelry chain is ready. COMPATIBLE WITH HANDMADE: Gold and silver lobster clasps can be adapted to common jewelry and pendant styles, and the colors are easy to DIY, so you don't have to worry about buying the wrong accessories. A large package of accessories allows you to quickly get matching parts when you need them, adapting to your personal custom style. WIDELY USED: Chain locks can be used on common necklaces, bracelets, and anklets, chokers. Use when making new handmade ornaments or replacing old ornament parts. The exquisite and compact texture is easily suitable for various everyday occasions. Can also be used for keychains or watch chains, add pendants or accessories, compatible with various DIY accessories.