... 1,Ne30/2Ne40/1,Ne40/2Composition::100%bamboo charcoal fiber,or bamboo charcoal / cotton 20%/80%,50%/50 ... result, with 500W halogen light shone on the bamboo charcoal yarn for 10 minutes, the yarn emits ... for instance wool's with 5 oC.The bamboo charcoal powder is equally diffused in to ... natural no irradiation, the best choice of warm textiles.Bamboo charcoal fiber yarns are widely used in mattresses, ...