Package Include:20 pcs Silver plated 8 mm ball mangetic clasp for bracelet / necklace jewellery making. With a bag for store and carry these small magnetic clasps. Powerful connection: The magnet has a strong suction force and can withstand a weight range of 280-350g, so you don't have to worry about the accidental loss of the necklace/bracelet during the wearing process. Wide range of applications: Suitable for most DIY necklaces / bracelets / jewelry making, it is easy to connect most chain buckles to make your production easier. Quick and tight connection: Automatic bonding within 2cm, instead of the complicated wearing lobster clasp, you can easily wear a bracelet / necklace with one hand. Perfect material and shape: alloy magnetic buckle, with long-lasting retention, does not affect the safety of jewelry, round shape is more suitable for wearing and matching the shape of jewelry. No corners can cause damage to your skin.