Hukka Guasha Soapstone Massage Stone - BRAND NEW! Measurements: 57/60-80/83 mm, thickness 15 mm Hukka Guasha is crafted from authentic Finnish soapstone, over two billion years old, which excellently retains both cold and hot temperatures. To enhance the treatment, you can heat the stone in warm water or cool it in the refrigerator before use. The carefully designed shape of Guasha allows you to find the most suitable area for treating different parts of the body. Brand New in box - never been used