Personalized Turtle Happy First Father's Day - Sweet Gift for New Dads T-Shirt. Whether he's changing diapers or catching baby's first smile, this fun and loving message is perfect for showing appreciation on his very first Father's Day. 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.