Boys boys t shirts in a rainbow of cool colors and trendy graphic styles are a wardrobe essential, whether worn as layers or all on their own. Choose from a wide assortment of graphic tees, classic tees, polo shirts and sweatshirts. At Old Navy, you'll find tee shirts for every kind of kid, from the sporty spirit of our baseball tees and ringer tees to the colorful charm of striped and printed tees.