Inhaler essential oil diffuser, aromatherapy necklace. Glass vial with screw on top is ready to be filled with your favorite essential oils. Simply remove the top and fill with your favorite essential oil blend. Once the vial is filled, you can remove the top throughout the day to inhale the essential oils. You will also be able to faintly smell the oils. This allows for a way to carry your favorite scents with you all day long in a fashionable way. The glass vial is 26mm x 20mm x 8mm deep. Photo shows it with turquoise gems but you can choose which you want from the last photo. Essential oil diffuser necklace is on a silver plated 18" chain.