Personalized Girl 3rd Birthday Pink T-Shirt. The designs include whimsical and sweet elements such as summer white daisies and roses, colorful spring flowers garden, and a modern floral number 3. 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.