Stay warm and cozy with the Hanes Men's X-Temp Thermal Underwear. It is made with a cotton and polyester blend. Specially designed moisture control fabric helps keep you dry. Now with Fresh IQ, advanced odor protection technology that helps keep odors at bay. Designed with flat, no-rub seams, the Hanes crew tee is sturdy, yet comfortable. It moves when you do, so you won't feel restricted when you reach or bend. A stretchy neckline and ribbed cuffs add to the style of this thermal shirt. The thermal crew tee offers a slim, fitted look so you can wear it alone or layer it under a shirt. You'll love sleeping and lounging in these thermals. They also offer a comfortable fit under clothes and are machine washable. They come in a variety of colors and sizes small through 4x. For a loose fit, buy a size larger.