For a chocolate brown base in your jewelry designs, try this 18-inch 2mm rubber (neoprene) necklace in mocha. Unlike natural rubber, this neoprene necklace will not burn or tarnish silver. Try using it to hang a Hill Tribe silver pendant or to string some large-hole sterling silver alphabet beads. This necklace is finished with a sterling silver lobster clasp. Feel free to browse for other rubber necklaces. The neoprene rubber material is latex-free, so it's safe for anyone to wear!