Personalized Alzheimers Disease Awareness Great Grandpa Purple Toddler T-Shirt. Alzheimers disease butterfly lets you show your support for your Great Grandpa with his fight against Alzheimers with this cute purple ribbon awareness I Love My Great Grandpa Toddler T-Shirt - Hot Pink. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.