Mens Striped Short Sleeve T-Shirt & Pants Bottoms Pajamas/Lounge Set Cotton, Viscose, Mens pajamas/lounge set. Comprises of short sleeve top and trouser bottoms. Choose from three color packs. Chest (to fit): S- 36-38, M- 39-41, L- 42-44, XL- 45-47. 85% Cotton, 15% Viscose.