Neck-protection Cervical Pillow's inner is made of Anxi natural, pollution-free mountain Tieguanyin tea and charcoal which is made of the 5-year bamboo through the process of high temperature filn fire. Under the organic combination and mutual promotion between natural tea and bamboo charcoal, the tea pillow distributes fresh scent, which can regulate the central nervous system; and thousands of active ingredients in tea help improve the body's blood circulation. When the pillow supplies the neck, especially the head, with a completely dry sleep environment, it also gains great health effects by regulating and massaging neck, cervical vertebra, and shoulder. What's more, special far-infrared effect of charcoal can effectively relieve fatigue and promote sleep. In this case one really achieves good quality of sleep!