Personalized Best Great Grandma Ever Long Sleeve T-Shirt. Best great grandmother ever Long Sleeve T-Shirt - Purple with ornate stylish border and fancy crown for a Great Grandma on Mothers Day. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL