Size: Width 43.0cm Height 29.0cm After undergoing 300 million years of terrestrial fire refinement, Yakuo Stone possesses a powerful magnetism and unique properties. Its distinctive health benefits, which regulate various bodily functions, have gradually been discovered, leading to its designation as "Yakuo Stone." Yakuo Stone can replenish vitality, nourish the spirit, and detoxify; it aids in the treatment of cervical spondylosis, periarthritis of the shoulder, and cervicobrachial syndrome; it has a noticeable improvement effect on insomnia, excessive dreaming, dizziness, migraine, and tinnitus caused by neurasthenia; it also eliminates inflammation, relieves pain, dispels cold, and alleviates mental stress and muscle fatigue; it balances yin and yang, and clears and regulates meridians. Customers who have used this product have reported a reduction in headaches and shoulder stiffness. We are unable to offer combined discounts on this item. However, if you purchase two, you will receive one Yakuo Stone facial roller as a gift.