Peach Couture Men&rsquo;s Lined Knit Comfort 100% Cotton Thermal Underwear 2 PC Set New By Peach Couture (A registered trademark company) Men's 2 Piece Soft Lined Knit Thermal Set Includes: 1 Lined Knit 100% Cotton top and 1 Lined Knit 100% Cotton pant bottom. The thin and light lined knit weave will fit comfortably underneath your clothing for extra warmth this fall and winter. Designed to insulate heat throughout the body, youll be surprised how warm you stay in these long thermal underwear. Snug Fit 2 Piece Set - When looking for loose fit, please order one size larger. Sizes Available: Medium, Large, XL, XXL.