OPOALO Vacuum Backpack Travel Waterproof Travel Laptop Backpack with USB Charger Port Suitable for work, business, travel, commuting, daily backpacks Brown

The Ultimate Traveler's Choice: Meet your perfect travel partnerlightweight, airline-approved, and water-resistant. The expandable design fits extra gear, while the padded compartment secures your 17.3" laptop. Stay organized with smart pockets and comfortable with breathable straps. Ideal for business trips, hiking, or city adventures ^^
Smart Expandable Capacity: This expandable backpack for travel transforms from a compact (13 7.5 20 inches / 33 19 51 cm) carry-on vackpack (meets common airlines flight requirements) to a spacious 50L pack offering the storage equivalent of a 20" suitcase without the bulk - ideal for mountain hiking or urban traveling ^^
Rugged & Secure Construction: Built with high-density and heavy-duty Nylon 400DPU with a water-resistant coating and the 900D water-resistantmembrane. Features abrasion-resistant bottom ^^
Intelligent Organization: Vacuum backpack features 8 compartments, Include 2 front pockets, 1 large expandable water resistant vacuum compression bag main compartment, 1 padded 17.3 inch laptop compartment, 2 water resistant side pockets & 1 hide zipper pocket ect. Features an external USB charging port for easy device access ^^
Ergonomic Comfort: The air vacuum backpack features a multi-panel airflow design with a 3D back pad, breathable and adjustable shoulder straps, and a waist belt liningall designed to reduce shoulder and back pressure for maximum comfort during travels. With its sleek, modern and versatile urban-outdoor aesthetic, this backpack effortlessly blends functionality and style, making it the perfect companion for city explorations, business trips, and outdoor adventures alike