A classical and stylish aromatherapy essential oil diffuser necklace set for garden style, Heart- and owl shape of necklace pendants. Hypo-allergenic surgical grade 316L stainless steel adjustable anti stress chains, with a 2 inches extended chain. Durable, fadeless, smooth surface. Besides, the 2pcs silver button black wax ropes are very smooth, anti-stress, will not twine around your hair Come with multicolor cotton balls, refill pads and colorful lava stones. It is a great way to use the essential oils of your preference. Drop some your essential oils on the cotton balls, refill pads and colorful lava stone, wait a few minutes for the oil to be absorbed, this small aromatherapy necklace can hold the aroma of oil for a whole day. Feel free to ask any questions. Bundle two or more items from my closet and pay only one shipping cost.