Mens Flannel Long Sleeved Shirt & Pants Pajamas/Lounge Set Cotton, , Mens pajamas/lounge set. Comprises of long sleeve button down shirt and pants with elasticated drawstring waist. Choose from two color packs. Chest (to fit (inches)): M-46, L-46-49, XL-49-52, XXL-52-55. Waist (to fit(inches)): M-30, L-30-33, XL-33-36, XXL-36-39.5.