: Simply clip both end of the lobster clasps to your jewelry piece, the magnetic latch will connect and stay on firmly, easy to install and disassemble. : Made with premium brass with gold and silver tone plating, long lasting, and comfortable to wear. : Each end is estimate to be 0.9 inch, adding to a total length of 1.8 inch. Magnet diameter is 6 mm. Include: Each order comes with 6 pieces of silver and 6 pieces of gold color magnetic lobster clasps. : Strong magnetic latch, effortless to connect most jewelry clasps with one hand. Both sides with lobster clasp, easy to install and disassemble.