Personalized POP POP Man Myth Legend Long Sleeve T-Shirt. POP POP. The man, the myth, the legend. Celebrate pop pop on Father's Day with this cool, well deserved, Long Sleeve T-Shirt - Black. 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