Basico Men's 2pc Long John Thermal Underwear Set 100% Cotton 100% Cotton 2 Pieces Thermal Set (Top & Bottom) S:28~30 M:32~34 L:36~38 XL:40~42 2XL:44~46 Machine wash seperately in cold water, Drip dry Do not iron or Bleach Great to be Wear Alone at Home or Add an Extra Layer of Warmth Under Your Clothes