The Men's Under Armour Navy Wilmington Blue Rocks Performance Long Sleeve T-Shirt is the perfect way to show your support for the Wilmington Blue Rocks. Made from a comfortable cotton and polyester blend, this long sleeve t-shirt features screen print graphics that proudly display the Wilmington Blue Rocks logo. Whether you're cheering on the team at the stadium or just showing your support around town, this t-shirt is sure to turn heads. As a member of the MiLB, the Wilmington Blue Rocks are dedicated to providing affordable family entertainment while showcasing the future stars of Major League Baseball.