This Thermal is 90% Cotton and 10% Polyester. It is 56/58” wide and weighs 180 GSM. This fabric stretches 45% in the width and 0% in the length. Soft thermal textured knit with a nice drape. Perfect for T-shirts, tops, lounge wear and children's apparel. Machine wash cool, no chlorine bleach. Line dry or tumble until dry. Shrinking is expected.