Travel with confidence with this versatile, expandable backpack that meets carry-on standards and offers excellent organization for any trip.

With a capacity of 45L to 55L, this backpack features a dedicated padded compartment for laptops up to 46.5 cm, a spacious main compartment with elastic straps to securely hold clothing, as well as multiple front and side pockets for easy access to essentials. The expandable design allows you to adjust storage space as needed, while the hidden shoulder straps and trolley sleeve make traveling easier. Made from high-quality, water-resistant polyester Oxford fabric with explosion-proof zippers, it is designed for durability and performance in all weather conditions.

Why choose our expandable 45–55L waterproof travel backpack with 18" laptop compartment:

• Expandable design from 45L to 55L for flexible packing options
• Meets most airline carry-on requirements
• Padded compartment for laptops up to 46.5 cm
• Elastic straps in the main compartment keep clothing secure
• Multiple pockets for organized storage of essentials
• Hidden shoulder strap design for versatile carrying options
• Durable, water-resistant polyester Oxford fabric with explosion-proof zippers
• Trolley sleeve for easy attachment to luggage

Product specifications:

• Material: Water-resistant polyester Oxford fabric
• Dimensions: Height 49.3 cm × Width 35.6 cm × Depth 27.9 cm
• Capacity: 45L–55L (expandable)
• Laptop compartment: Up to 46.5 cm
• Compartments: Main compartment, laptop compartment, front organizer pocket, side pocket for bottle/umbrella, hidden pocket for straps
• Colors: Black, Blue, Gray 

Perfect for business trips, weekend getaways, or longer travels – this durable backpack offers flexibility, organization, and comfort on the go.