• To use, open the magnetic clasp on the right side of the locket to reveal the felt diffuser pad. • Apply several drops of your favorite essential oil or essential oil blend to the pad. • Close the locket and enjoy! Reapply oil when scent begins to wear off. Replace the pad every 7 days or whenever you change scents. Made with 100% surgical grade, nickel-free stainless steel. Crafted from polished 316L surgical stainless steel this essential oil diffuser necklace allows you to experience a gradual diffusion of your essential oils throughout your day, wherever you go. Whether you’re using essential oils as a natural perfume, or for therapeutic benefits, this diffuser necklace ensures you will look great while using them!