Two layer fabric is a unique jersey knit that offers you the ultimate in warmth and comfort. The inner layer is a blend of 50% cotton and 50% polyester for absorbency and softness next to the skin. The outer layer is a blend of 50% cotton and 50% polyester that offers you wamth and strength. The space between layers acts as an insulating layer trapping warm air from your body. Shirt features long sleeves with cuffs. Made in Canada.