Silver (Essential Oils) 26 Inch Diffuser Locket Necklace Beautiful silver color diffuser necklace for your essential oils. Nonadjustable chain measures 26 inches and has a lobster claw clasp. Delicate filigree design pendant is 3.2cm tall and is attached with a reinforced double ring. Lead, nickel, and cadmium free. This personal diffuser is wrapped in a small bag, perfect for giving as a gift. Includes felt pads to place inside the necklace with a few drops of oil or perfume.