Mango and neoprene rubber are a delicious combination! This thin, finished necklace is beautiful whether you choose a single pendant or go for a jewelry design incorporating crystals, beads and links. Artbeads.com offers you neoprene rubber because unlike natural rubber, it does not burn or tarnish sterling silver. This is why we can have a .925 sterling silver lobster clasp right on it! Order this wonderful choker-length necklace today! The neoprene rubber material is latex-free, so it's safe for anyone to wear!