Personalized Promoted to Big Sister T-Shirt. Make your little one's transition to big sisterhood memorable with this cute and funny apparel. It's a delightful way to celebrate the bond between siblings and create lasting memories. Don't miss the chance to capture this precious moment in your family's journey—dress your child in our "Promoted to Big Sister" outfit and let the world know that a new adventure is about to begin! 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.