Personalized Great Grandpa Grandparents Men's V-Neck T-Shirt. Great Grandpa Men's V-Neck T-Shirt - Black with stylish arrow design for great grandparents day or Fathers Day gift giving. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem