Personalized Blue Octopus Ouma's Sweetheart T-Shirt. Introducing the cutest kawaii octopus design for baby, grandma's sweetheart! This design is perfect for a newborn baby, first outfit, hospital, baby shower gift, photography, or baby coming home outfit. The octopus is so cute and kawaii, and the "Ouma's Sweetheart" design is perfect for grandma's grandchild. This would make a great gift for grandma, or a grandparent nanny. Get yours today! 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.