Made of waterproof, durable and breathable nylon fabric. It is convenient to take things. But it can accommodate ▼External USB charging port, front feeding bottle compartment design, isolated from clothing, and tin foil layer for heat preservation, which is convenient and hygienic. ▼Large-capacity and multi-functional partitions, the main body has a large field of view opening, and the inside of the bag can be seen in an orderly manner. Elastic pockets on both sides, paper water bottle, easy to take. ▼The large opening zipper bag design at the bottom of the bag makes it easy to take things, which is not only beautiful and practical, but also anti-theft safe. ▼Innovative design of travel fixed belt, convenient and labor-saving for traveling, easy and convenient.