Personalized 1st Christmas Owl Youth Long Sleeve T-Shirt. Baby's 1st Christmas Youth Long Sleeve T-Shirt - White with snowflakes and adorable baby owl wearing a Santa hat. My First Christmas Is A Hoot. PinkInkArt. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)