1st Battalion Parris Island T-shirt has the battalion logo on the back.  The family t-shirts have the Eagle, Globe and Anchor on the back. Select from: My Son is a Marine, My Step Son is a Marine, My Son-in-law is a Marine, Marine Mom, Marine Dad, My Grandson is a Marine, My Brother is a Marine, My Nephew is a Marine, My Cousin is a Marine, My Boyfriend is a Marine or Marine Wife t-shirts. Also available for families with multiple service members, My Sons are Marines, My Brothers are Marines, and My Grandsons are Marines!  Sizes small to 4XL available with no additional charge for larger sizes! AVAILABLE ONLY AT THE CORPS STORE!!!!