Wide usages: the magnetic extension chain is suitable for making jewelry, such as necklaces and bracelets, you can also send the finished products to your loved ones as gifts. These portable magnet clasps are perfect for DIY jewelry making, necklace, bracelet, also great for you to adjust the length of your jewelry The necklace clasp closure are with magnetic latch, is easy to connect on the necklace and easy to put on and take off, convenient for you to ensure the clasp stay in connected situation throughout the day. Simple and decorative design: the magnet clasp can simply decorate your necklace without taking away the accessories of the necklace itself. Enough to meet you DIY need or share with friends.