... 15cm, each box 12, box size 60 * 45 * 40cm, support for mixed batch. Bamboo charcoal pillow, cervical spine care using green and ... rate of 98% or more. Meanwhile, the bamboo charcoal for formaldehyde, toluene and other harmful gases, catalytic decomposition ability is ... , one of the more effective ways, but not appropriate for repeated towing attachment of ligaments can lead to cervical relaxation ...