Personalized Blue Kawaii Octopus Grandmas Sweetheart T-Shirt. Looking for a gift for your favorite octopus-lover? Look no further than this Blue Kawaii Octopus Grandmas Sweetheart design! This sweet design is perfect for grandma's sweetheart, grandbabies, grandsons, granddaughters, and more. It's a great gift for baby showers, pregnancy announcements, grandparents, and more. 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.