Bamboo Charcoal Features: 1 .Radiate Far Infrared Ray - The charred bamboo can radiate far infrared ray to stimulate blood circulation and keep body warm. 2 .Regulate Humidity - The micro holes of the charred bamboo can regulate humidity effectively. It¡¦s a functional textile. 3 .Emit Anion - The added bamboo charcoal powder can emit healthy anion to make people healthy. 4 .Antibacterial and Deodorizing Ability - The antibacterial material mixed in the fiber can effectively restrain the growth of bacterial to reduce the stink.