The Metropolitan necklace from Chewbeads is 3 necklaces in 1. 2 separate necklaces that can be worn together or separately. It is made of 100% silicone and wood beads. It is soft and baby's gums and emerging teeth. Clean with dish soap and water - also dishwasher safe. Breakaway clasp for added safety. No BPA, phthalates, cadmium, lead, metals. Length 71 cm (28 inches) for the shorter necklace and 76 cm (30 inches) for the longer necklace.