Personalized First Mardi Gras Outfit with Crown T-Shirt. Mardi Gras baby monkey T-Shirt - Navy Blue with colorful gold, green and purple Mardi Gras crown. 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.