These ingenious magnetic jewelry clasps make securing your necklaces, bracelets or anklets a snap! Simply attach the Clever Clasps to the ends of your jewelry. Clasps instantly click shut and safely lock, creating a super-magnetic bond which is doubly secured by a "twist lock". Specially designed to grip and never slip. Bonus 3" extenders can be used to make jewelry longer to complement different looks. Set includes 4 clasps (2 silver, 2 gold) and a bonus of 2 extenders (1 silver, 1 gold).