Personalized 3rd birthday CUPCAKE T-Shirt. Celebrate your little one's third birthday in style with our adorable apparel featuring a cute cupcake design. Perfect for a 3rd birthday party or just for everyday wear, this outfit will make your 3-year-old birthday girl or boy feel extra special on their big 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.