Rock crystal is famous for its ability to cleanse and recharge minerals. This stone comes from the quartz family. From the point of view of lithotherapy, it is believed that this stone is ideal for greater clarity mental.Los facial rollers with vibration is that it promotes circulation, activating the metabolism of cells. In addition, it relieves tension and minimizes facial swelling. Please note that the battery is not included. The battery for this product is with AA batteryYou can combine this product with our konjac sponges or facial clays. Weight: 70-73g grams. *Size: Length 15.5 cm, Width 2.5 cm, Height 3 cm