Personalized Dad is My Hero T-Shirt. The kids love their father. Here's a cool superhero, comic book style t shirt for them to wear to celebrate how cool dad is. Perfect for Father's Day, dad's birthday or just because dad is their hero! Everyone loves our Custom T-Shirts! 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.