Presenting the Goodyear 27-inch Bicycle Tube, specifically tailored to fit road bicycle tires measuring 27 inches in diameter and 1-1/4inch in width. Crafted from resilient butyl rubber, these bicycle tubes ensure exceptional durability, providing maximum strength to withstand various riding conditions. Designed for convenience, this bicycle tire tube features a Schrader valve, making inflation and maintenance hassle-free. Whether you're cruising through urban streets or embarking on long-distance rides, trust Goodyear for reliable performance and durability to keep you rolling smoothly mile after mile.