1、Trace Elements: Terahertz contains a variety of trace elements required by the human body, which can enhance physical fitness. 2、Relieve Emotions: Enhance healthy cardiopulmonary function, relieve tension and relieve irritability. 3、Easy to Use: Super smooth to the touch, will not harm your skin, easy to use, enjoy the SPA at home or travel, very convenient. 4、Relieve Pain: Relieve your daily muscle soreness, headache, cervical spondylosis, and be beneficial to physical and mental health. 5、Cold and Hot Compress: Terahertz ore has good thermal conductivity and specific heat characteristics. Just put it in cold or hot water for 5 seconds, you can easily experience the effect of cold compress and hot compress. Item Type: Terahertz Scraping Board Material: Terahertz Size: Approx. 101 x 60 x 6mm / 3.98 x 2.36 x 0.24in The function of energy stone is through self purification, self repair, self release, self regulation, self adaptive high tech materials, to achieve the purpose of odor absorption, temperature regulation, humidity regulation, electromagnetic shielding, energy saving and health benefits. Energy stones contain more than 30 trace elements such as selenium, zinc and calcium, which are beneficial to human body. The initial wave released by these elements is in the same wave state as the initial waveof human cells, which can produce resonance to make human cells and tissues more active, promote blood circulation, promote metabolism and eliminate waste in the body. Function: 1. Reduce facial tension 2. Enhance skin elasticity, firm and tighten skin 3. Reduce the appearance of fine lines and wrinkles 4. Reduce puffiness, puffy eyes and dark circles 5. Promote beauty products absorption, such as creams and serums, deeper into the skin 6. Promotes blood circulation to the face for a natural healthy 1 x Terahertz Scraping Board