Soryusui beads are shower head beads made with a special technology from Free Science that generates subatomic particle energy. Used for 3 months. ✴︎It is said to have the effect of generating negative ions!✴︎ Since there is a hole in the center, you can use them for handmade accessories. You can use them in various ways depending on your ideas, such as storing them with rice or placing them on the soil of houseplants. There are 18 beads per case. This is for 3 cases. A total of 54 beads. Large size. Size of one bead: 1.3 cm. They will be shipped out of the case.