• Selection of High Quality Bamboo Charcoal: We carefully select bamboo charcoal, which is said to have an adsorption of 5 to 10 times more effective deodorizing and moisturizing effect compared to charcoal such as Binchotan. Bacteria that causes odors. Activated silica acid, demonstrates antibacterial effects. The surface area of bamboo charcoal is about 700 sq ft (700 sq m) per g (approx. 400 sq m) per g; It has been used as a natural deodorizing and moisturizing material for the area with the effect of absorbing and removing chemicals and high humidification performance