we can do as customers' requirements. type,include:50D/36F,75D/36F,100D/36F,125D/36F,130D/36F,150D/48F,200D/ ... similar characters with polyester fiber,thr temperature of PBT polyester yarn melting point andglassily is more lower than polyester fiber,which ... bandage for medical treatment.Space:30D-300D(DTY) PBT polyester yarn 30D-600D DTY