Personalized Denver Colorado Biking Long Sleeve T-Shirt. Cycling Denver Colorado biking Long Sleeve T-Shirt - White with bicycle logo for anyone who enjoys riding a bike 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