For cold winter days around the house, nothing beats the lightweight warmth of our premium flannel pajama set. Just the right weight for lounging or sleeping, they are made of extremely soft 100% cotton yarn dyed flannel. 100% Cotton brushed flannel for warmth and soft hand feel Button down long sleeve shirt with a notch collar, chest pocket and contrast trims Pants feature elastic waist with drawstring for adjustable sizing Fly front Two side seam pockets make this pajama both comfortable and functional Classic plaid pattern. Note: This product is sized and designed to allow 5% shrinkage. Standard American Sizing. Loungewear. Comfort. Gift set. Measurements in photos.