Personalized Orange Octopus Gram's Sweetheart T-Shirt. Introducing Orange Octopus Gram's Sweetheart, the perfect gift for your precious grandchild! This kawaii design is sure to bring a smile to her face, and the orange octopus is a symbol of good luck in many cultures. The Gram's Sweetheart is also a perfect way to show your grandmother how much you care, and the orange octopus is a symbol of good luck in many cultures. The Gram's Sweetheart is also a perfect way to show your grandmother how much you care. 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.