Reliable Material Made from sturdy polyester and PU leather, which is wear resistant and prevent scratch, durable for a lasting performance.Reflective Strip Reflective strip design, you can ride with confidence at night. Slim body design with high capacity to minimize the wind resistance.Large Area Reflective Design Adopt reflective design, so you can ride with confidence at night. Slim body design with high capacity to minimize the wind resistance.Convenient Operation Bike frame bag can hold many items for riding, and the front bag is designed with large opening zipper, which is easy to use.Waterproof Performance The whole bicycle storage bag has strong sealing ability, which can effectively prevent water splashing.