Bamboo Charcoal was discovered during the Ming Dynasty in 1486 AD. Today Molecular Nano Bamboo Charcoal is made when bamboo charcoal powder is refined by temperatures over 700 degrees. Nano Bamboo Charcoal Fiber is able to release Far Infrared Rays that may promote blood circulation and increase Anion production, which is very good for physical health. Nano Bamboo Charcoal is also a natural deodorizer, has innumerable hole structures an can absorb and decompose benzene, phenol, methanol, sulfides, nitrides, etc. It helps reduce odors from NH3 gas, adjust for moisture, release Anions and restrain microbial growth. Another benefit of Nano Bamboo Charcoal Fiber is its ability to regulate skin temperature. NBCF may keep your feet cooler in the summer and warmer in the winter. Nano Bamboo Charcoal is not only more sustainable than hardwood charcoal due to its rapid growth cycle, but also protects the environment as no chemicals are required for this product to have such wonderful properties.