Personalized Cupcake My First Valentines T-Shirt. Gift it to a loved one or treat your own little sweetheart this Valentine's Day. With its unique design and quality craftsmanship, it's sure to become a favorite in your child's wardrobe! 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.