Personalized King Cake Baby Mardi Gras T-Shirt. Celebrate Mardi Gras with vibrant style in this King Cake Baby T-Shirt - Scuba Blue. Perfect for those who love the festive spirit of Mardi Gras, this design features the colorful elements of a classic tradition. 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.