Sterling Silver Lobster Clasp Necklace Created of Silver Beads with Soft Flex 49 Strand Color Wire and Swarovski Elements. Green Cube Crystal has a 8mm size and the Bicone are 8mm, 6mm and 4mm. This Necklace is a very hot seller and the price tag is very attractive. Necklace comes with an Extension chain so you can comfortably adjust it to approximately 2 more inches from the base size that you buy. For Example if you buy a 16 inch chain , you can set the length to anywhere from 16 inches to 18 inches long. But a little extra dangling at the end of the chain will make a pretty neat look for the Necklace. Necklace will be shipped in a FREE Gift box making it easy for you to surprise your special someone.