Shop the most-loved graphic tees, henleys, and shirts for boys from Gioberti, Levi's, Adidas, Hanes, Wonder Nation, Wrangler, and many more. In 2020, Ashley Busch joined the U.S. Polo Assn. as the brand’s newest brand ambassador. American Resources & Development Company is the parent organization of US Polo Assn. This darker version of blue is named after the navy uniform in some countries. Latest trending style of U.S. Polo Assn. Navy Blue Shirts & Tees for boys are from Solid and Plaid pattern. Feel good and look good with with trending styles like Casual and Activewear for U.S. Polo Assn. Navy Blue Shirts & Tees for boys. Topofstyle is your one-stop shop for all your attire needs.