Personalized Inner Elf Long Sleeve T-Shirt. Cute Christmas Long Sleeve T-Shirt - White with a cute little elf, swinging on Christmas lights says CELEBRATE YOUR INNER ELF. Perfect for all of Santa's helpers. 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