Personalized Penguin Christmas Snow Long Sleeve T-Shirt. Penguin Lover Long Sleeve T-Shirt - Pink has adorable winter penguin enjoying the snow. 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