Personalized Alzheimers Awareness I Love My Grandpa Long Sleeve T-Shirt. Alzheimers disease butterfly lets you show your support for your Grandfather with his fight against Alzheimers with this cute purple ribbon awareness I Love My Grandpa Long Sleeve T-Shirt - White. 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