Find Gap mens undershirts in our collection that offers supreme comfort and superior quality. Wear our mens undershirts for loungewear or as a layering tee that works great under button-down shirts or sweaters. With a number of styles to choose from, he is sure to find the perfect fit and style of mens undershirts for any occasion. Gap offers crewneck and v-neck tees or even ribbed tank designs - find the most comfortable undershirts in our collection. Whether he is headed out for the day or relaxing at home, find an array of Gap mens undershirts that provide versatility and durability.