... 2Ne40/1,Ne40/2Composition::100%bamboo charcoal fiber,or bamboo charcoal / cotton 20%/80%,50%/50%,40%/60%Bamboo charcoal yarns with innumerable holes ... 10 oC, which is much higher than for instance wool's with 5 oC.The bamboo charcoal powder is equally diffused in ... , natural no irradiation, the best choice of warm textiles.Bamboo charcoal fiber yarns are widely used in mattresses, pillows, mattress ...