Indera - Mens Long Sleeve Union Suit, 865 100% Cotton NATURAL SOFTNESS - 100% pure cotton rib knit RELIABILITY IS WHAT YOU WANT - On a colder day when you are headed out for a walk or hike put on these thermals for that extra protection from the cold! HIGH QUALITY CONSTRUCTION LONG JOHN UNDERWEAR with exceptional value is what you get from Indera. FULL CUT FOR A COMFORTABLE FIT - S = 34-36 M = 38-40 L = 42-44 XL = 46-48 2XL = 50-52 2XL = 50-52 3XL = 54-56 4XL = 58-60 Inseam Fits Height of 5ft 8in to 6ft, Tall Sizes Fit Height of 6ft in to 6ft 3in, Tall Pants Outseam Length is 3in longer and Inseam Length is 1-3/4in Longer NO QUESTIONS ASKED 30-DAY GUARANTEE: If you aren't completely satisfied when you receive these thermals, then simply send them back to us for a full refund. As long as the thermals are unworn, we'll be happy to refund you with no questions asked.