Personalized Washington DC Skyline Cities Long Sleeve T-Shirt. Washington DC Long Sleeve T-Shirt - White has city skyline silhouette in white for a fun travel souvenir or hometown pride gift. 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