Personalized Uncle Worlds Greatest Men's V-Neck T-Shirt. Worlds Greatest Uncle Men's V-Neck T-Shirt - Charcoal gift with vintage look oval logo makes a great Father’s Day gift. 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