What you receive: package comes with 12 pieces locking bracelet chain extenders in vivid colors, enough quantity and varied colors allow you to use and replace during daily life, you can also share with friends and family membersReliable to use: these jewelry magnetic clasps are made of alloy material, -fee and anti-rust, safe for your skin, the color will stay well after long time wearing, lightweight and bring you comfortable using experience, would not give too much pressureConvenient to use: each necklace lobster clasp closure has a magnetic latch and a lobster clasp, which is easy to install on the necklace and easy to put on and take off, convenient for you to ensure the clasp stay in connected situation throughout the dayDelicate rose-shaped design: the magnetic clasp converter is designed in rose shape, chic and delicate, which can simply decorate your necklace without taking away the accessories of the necklace itself, also add more charming to your jewelryWide ranges of applications: the locking magnetic clasp is nice jewelry tool for you to fasten your jewelry, such as necklace, bracelet, anklet chains and more, no worry about losing your jewelry, practical magnetic clasp converter can bring much convenience