Personalized Daddy Worlds Best Barber childs T-Shirt. My Dad is the Worlds Best Barber funny dad T-Shirt - Black has baby boy design. 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.