Personalized Sin To Look This Good at 50 Long Sleeve T-Shirt. It's a sin to look this good at 50. Happy 50th birthday, you good looking 50 year old! 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