The Lands End Men s Long Sleeve Serious Sweats Crewneck Sweatshirt just may be the comfiest sweatshirt you ll ever own. Lined with soft plush fleece with a cotton blend exterior it stretches with you when you move though it s so soft and warm you might not want to. And the medium weight heft makes it ideal for taking with you on your way out the door in any season. Plus thanks to the breathable aspects of cotton you ll have cooling comfort when you sweat so it s also workout ready.