Personalized Kawaii Octopus Oma's Sweetheart T-Shirt. If you're looking for the perfect gift for a new baby or a special grandchild, look no further than our "cute kawaii octopus with "Oma's Sweetheart" design apparel and gifts"! This adorable design is sure to bring a smile to any grandmother's face, and it's perfect for newborns, first birthdays, or any special occasion. 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.