Personalized 15th Wedding Anniversary Hearts T-Shirt. 15th Anniversary T-Shirt - Purple has pink hearts perfect for a special occasion 15th wedding anniversary celebration. Cute gift for a couple married 15 years. Everyone loves our Custom T-Shirts! Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.