Lumesner rolling backpack, 17-inch water-resistant wheeled laptop backpack, carry-on luggage for business trips, overnight stays, or college use, a trolley suitcase for men and women，Black

EXPANDABLE & SPACIOU : This oversized travel backpack features an expandable design, providing up to 40L of packing capacity. By unzipping it, you can access even more storage space, making it easy to pack for 3-7 days of travel. The carry-on backpack fits both overhead compartments and under seats when it’s in its standard size, making it perfect for business trips or weekend getaways, and it’s compatible with most flights.INCLUDES 4 PACKING CUBES: A large cube for jackets, sweaters, and pants; a medium cube for shirts, shorts, and blouses; and a small water-resistant cube with a transparent side for easy visibility of toiletries. This set is perfect for use as a professional carry-on bag or a weekender travel bag.DESIGNED FOR TRAVEL: This luggage backpack features hideaway padded shoulder straps that can be easily tucked into a zippered back panel, transforming the backpack from a carry-on style to a luggage bag for more versatile carrying options. The luggage strap allows the backpack to be securely attached to a suitcase and slid onto the luggage's vertical handle for effortless transport.ORGANIZATION MADE EASY: The main compartment includes a separate mesh pocket and ample space for various travel essentials, with internal compression straps providing secure protection for your items. The front compartment is equipped with multiple pockets for organizing notebooks, pens, keys, earphones, and other small items, while an anti-theft back pocket is perfect for valuables.COMFORTABLE & DURABLE: Constructed from water-resistant polyester fabric and anti-scratch materials, this backpack ensures long-lasting use. It features adjustable shoulder straps, chest straps, an air-mesh ventilated back panel, and two foam-padded handles for a comfortable and sturdy carry. The flight-approved carry-on backpack is an excellent gift for Mother's Day, Father's Day, and a perfect travel gift for a girlfriend, wife, daughter, or friends. Perfect for everyday use. High quality materials and excellent craftsmanship ensure long-lasting durability.