Custom Expandable Travel Shoulder Backpacks

Made of Oxford cloth. Expandable, comfy, breathable, waterproof, convenient, practical and not easy to break. With a charging port, unzipping to get larger storage space. Shoulder strap adjustable for different groups of people to use. A luggage strap allows the travel backpack to put the handle of any luggage. Good choice for middle school, high school, college students. Great companion for school, commuting, business trip, hiking, travel, camping and other outdoor activities. 12.6" L x 5.91" W x 18.11" H