- Bedroom, Other Sleeping AccessoriesBLENDED WITH BAMBOO CHARCOAL POWDER, ONE SIZE FITS ALL SOLUTION: Charcoal powder is infused into the organic cotton that lines the back of the mask to help lessen the appearance of puffiness and eye bags. It actively promotes blood circulation and soothes away tension headache, benefiting your whole body. Anyone that wants uninterrupted sleep will benefit from our the mask's quality and comfort. This is a great gift that everyone will use night in and night out. Improve your sleep and order yours today.