... for Pyjamas, has soft flannette effect Polyester Cotton(Viscose) Brushed Satin for Pyjamas The face(outer side) is Polyester, the ... back(bottom) side is cotton or viscose, and the back side is brushed, like Flannette, ia very smooth for skin ... , JIS, AATCC testing stardardUsing Cotton or Viscose Yarn as weft, then brushed get soft peach effect, inside has cotton effect, good for body ...