Description: Material: Stone Powder Small and exquisite, easy to carry. Absorbing the essential oil by the holes, without heating. Ideal for: toilet, cars, office and bedroom, etc. It's a good choice to use it when doing yoga Usage: soaking in clear water about 2-3 hours for the first time, drying, then you can add your favorable essential oil to it. Soak it when change to other kinds of essential oil. Design: various designs for your designs Size: Approx. 2.5x0.5cm/0.98x0.2inch Package Includes: 4 Pieces Fragrance Stones Note: You can add pure essential oil, complex essential oil, fragrance oil or perfume directly. If adding the pure essential oil or complex essential oil, it will benefit to your body from the essential oil, meanwhile, it won't work if you just add the fragrance oil or perfume, they just smell what they actually be
