Material: Strong Magnetic Clasps is made of strong magnetic copper, have a solid neodymium magnet, which helps to ensure that the clasp remains connected throughout the day, light weight and not easy to fade. Sizes: Magnetic Clasp diameter is 6mm, contains 5 gold and 5 silver magnetic chain fasteners, quantity meet your every neeDesign Advantages: Magnetic Lobster Clasp cylindrical and round lobster clasps design can be adapted to your style of jewelry, keep jewelry more secure, open and close easily and smoothly, have strong holding strength. Easy to Use: Magnetic Jewelry Clasp easy to carry and use, when the magnetic clasps for necklaces are close to each other, it is easy to grip, so that you can easily place jewelry from the front or back, can be used for a long. Application: Magnetic lobster clasp gold can be used for jewelry making, necessary parts of DIY handmade,effortless magnetic clasps in an instant way for necklace, bracelet, chains and other jewelrys, also can use it to hang items such as pendant, handmade doll, keychain and so on.