Personalized 16th Wedding Anniversary Happily Married 16 Years Ago Long Sleeve T-Shirt. Celebrate your anniversary in style with our 16th Wedding Anniversary Happily Married 16 Years Ago apparel and gifts. Show your love and commitment to each other with these beautiful and unique items. 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