Personalized 50th Birthday Vintage Diamond Long Sleeve T-Shirt. 50th Birthday Long Sleeve T-Shirt - Azalea gift for men has cool 50 rocks quote and retro look diamond logo. 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