1. This is a multi-functional cycling storage bag designed specifically for mountain bikes, road bikes, and folding bikes. It is made of polyester material, which is strong and durable and can withstand various tests during cycling. 2. This handlebar bag has a capacity of 2.5 liters, which is sufficient to store commonly used items during cycling, making cycling more convenient. In addition, it also functions as a speaker bag, adding a lot of fun to cycling. 3. In terms of design, this bag has a unique aesthetic. It is a cylindrical handlebar bag that can be installed on the crossbar of a bicycle or used as a front-mounted bag, combining both practicality and aesthetics. 4. This product is in stock, so there's no need for a long wait. It has passed relevant foreign trade export certifications, and the quality inspection report number is 1, ensuring its quality. Whether you're cycling in Europe, Southeast Asia, North America, Northeast Asia, or the Middle East, it's a good choice.