Curb Chain This type of chain is a flat series of links joined together to form a necklace;
Magnetic Clasp These are small clasps which fit to either end of a necklace and join together by magnetism, eliminating the need to try and fasten a necklace at the back of one's neck.
Necklace Extender This is a short series of links made out of silver, gold or other metal with a clasp at the end which attaches to a necklace in order to lengthen it. Clasps are usually ring claps or lobster clasps, which are more oval in shape.
Rollo Chain This type of chain has small round or oval links which join together which tend to be rounded.
Rope Chain A rope chain has no obvious links as in other chains but is formed as if it were a rope, like a continuous twisting of threads from end to end.
Snake Chains are made from a series of links which are formed into a flexible tube shape like a snake.