Introducing our Mayrain custom printing waterproof school backpack, designed to withstand various weather conditions and keep your belongings safe. As a factory, we ensure top-notch quality and attention to detail. This durable backpack offers ample storage space and features custom printing options, allowing you to showcase your unique style. Stay organized and worry-free with this waterproof backpack, ideal for students of all ages. Experience ultimate functionality and fashion-forward design with our Mayrain backpack. Shop now and enjoy the benefits of choosing a factory-made product!