Features: 1.SAFE MATERIAL: The aromatherapy necklace is made of premium stainless steel, harmless to skin, waterproof and colorfast. 2.STYLISH AND LIGHTWEIGHT: This aroma necklace is designed with hollow pattern, which brings you a lighter and more comfortable feeling. 3.SUITABLE CAPACITY: Essential oil diffuser necklace can hold more essential oils, allowing you to fully enjoy the aromatic fragrance. 4.MULTIFUNCTIONAL: Wearing this beautiful essential oil diffuser necklace can relieve stress and improve your mood, helping to improve the quality of sleep. 5.HOLIDAY GIFT: Women's or men's necklace, can be an ideal birthdays, Valentine's Day, anniversaries, Christmas, Mother's Day, Father's Day gift, suitable for essential oil lovers.specification:Item Type: Aromatherapy Necklaces Material: Stainless Steel Essential Oil Diffuser Size: Approx. 4.4 x 1.1 x 1.1cm / 1.7 x 0.4 x 0.4in Use: Aromatherapy necklace can help you relieve stress and anxiety, heal a tired mind and improve sleep qualityPackageList:2 x AromatherapyNecklacesNoteManual measurement, please allow 0.04?0.08in error.