Personalized 13th Anniversary Cuddlin Owls T-Shirt. 20th anniversary T-Shirt - Pink has 13 years of cuddlin' quote and a cute owl couple snuggling together on a branch swing. Personalize with the couples' names for a custom anniversary gift they will never forget. 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.