Personalized 3rd Birthday Owl T-Shirt. Celebrate your little girl's 3rd birthday with our adorable owl design apparel and gifts. The pink polka dots and whimsical owl cartoon make for a cute and playful theme perfect for a birthday party or celebration. Whether you're looking for a girly outfit or a fun gift, our 3rd birthday collection is sure to bring a smile to your little one's face. 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.