Personalized 25th Anniversary Gift Long Sleeve T-Shirt. Celebrate your silver anniversary and 25 years together with this beautiful teal swirl 25th Anniversary Long Sleeve T-Shirt - Pink gift. 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