End your search for comfortable undershirts for boys at TopOfStyle. Southpole has its headquarters in New Jersey, and the brand is a subsidiary of Wicked Fashions Inc. In addition to fashionable clothing, Southpole also sells trendy footwear and eyewear for men and women. Navy Blue is a darker shade of blue, loved by both men and women. Cartoon and Graphic are some of the most popular style n Southpole Navy Blue Shirts & Tees for boys.