... 40cm, support for mixed batch. Bamboo charcoal pillow, cervical spine care using green and healthy bamboo, jasmine and other herbs as a filler, hand ... of 98% or more. Meanwhile, the bamboo charcoal for formaldehyde, toluene and other harmful gases, catalytic decomposition ability is ... with good health care function, and the use of bamboo charcoal far infrared effects and super-adsorption can be an ...