Del Rossa Mens Flannel Pajama Set, Thermal Knit Top Cotton Pjs Long pajama set from Alexander Del Rossa for sleeping and lounging Knit thermal top (60% cotton, 40% polyester) features long sleeves for added warmth 100% cotton flannel pajama pants feature an elastic waist band for a relaxed fit Durable men's pajama set that is easy on the skin and long lasting See the product description (further down the page) for size guidelines and simple washing instructions