Take your patriotism, and your USA t-shirt stockpile, to the next level with the USA Collection from the Mountain®. Shop Americana, Patriotic Animals, Political Humor, and Military designs to find the perfect shirt for your persona. And have you seen our Hero Collection? A portion of proceeds from these shirts is donated to Operation Hat Trick to help wounded soldiers and veterans. Get your patriotism on with a t-shirt from our USA collection!