MTB Bicycle Top Tube Phone Bag for 6 Summarized Description: The MTB Bicycle Top Tube Phone Bag is designed to securely hold smartphones up to 6 inches. It features a waterproof design to protect your device from the elements while cycling. The bag attaches easily to the top tube of your bike, providing convenient access to your phone for navigation and calls. Its sleek design complements any bike and ensures a snug fit.
