Excellent quality material, mud-proof and water-resistant: Made of high quality 300D polyester fabric and padded with HDPE, solid and durable, light weight but hard to deformed when you riding a bike in the rough road.

Transparent touch screen TPU, high sensitive operation: Touch-screen smartphone pocket in the top cap size for 7 * 5 inch compatible with the most cellphone, clear waterproof window makes it easy to click on your phone and use the navigation while riding

Large capacity design, removable shoulder strap: 3L main pocket and side extra pocket with metal zipper great for bike repair tool kits, cell phone, mini pump, keys, and other valuables. Also comes with a detachable shoulder strap and can be used as a shoulder bag.

Sliver grey reflective stripes, safe riding at night: With two side wide sliver grey reflective stripe and one reflective light hoop, ensure you a safety cycling at night about fast riding bike, road bike and mountain bike.

T-shape hook & loop strap, easy installation & quick release: With three hook & loop straps on the back, easy to install and quickly remove from your bike, hold the bag firmly and secure in the front and never rubs against the knees while riding my bike, suitable for most kinds of bicycles, such as folding bikes, road bikes and mountain bikes.