Personalized 1st Fourth Of July USA Boys T-Shirt. Babys first 4th Of July patriotic American T-Shirt - Navy Blue holiday outfit for a baby boy Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.