HooAMI Aromatherapy Essential Oil Diffuser Necklace - Vine Flower Cat Stainless Steel Locket Pendant,12 Refill Pads (Heart Cat) Locket Size:High:35mm(1 3/8");Width:30mm(1 1/8");Thickness:6.5mm; Chain Size:Length:60cm(23 5/8"),Width:2.5mm( 1/8"); Locket and Chain are made of hypoallergenic 316L surgical grade stainless steel. You can be sure that this is an aromatherapy jewelry that will last for many years, providing perfect aromatherapy every single day! You will be equipped with 12 colorful aromatherapy diffuser refill pads.This way your necklace carries your scent all day long and everyday can use different color. The perfect gift for Family, Friends, Someone Special Or as a treat for Yourself! A unique aromatherapy necklace so you can now wear your delicious essential oils anywhere.Magnetic closures and solid back to avoid your favorite essential oil touching your skin and cloth.The aromatherapy jewelry can be used for essential oil,perfume, even mosquito repellent liquid!