Personalized Blue Octopus Memaw's Sweetheart T-Shirt. Looking for a unique and special gift for your grandmother? Look no further than this Blue Octopus Memaw's Sweetheart design! This cute and kawaii design is perfect for any grandma who loves their grandchildren, and is sure to put a smile on her face. The design features a sweet blue octopus with the phrase " Grandma's Sweetheart". This makes a great gift for any occasion, and is sure to be loved by all. 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.