Laptop Backpacks & Computer Bags | Lifetime Warranty | Timbuk2。Expandable Travel Backpack: This Timbuk2 travel backpack is perfect for any traveler. It’s incredibly convenient — I only used it once, so it’s like new. Its expandable design lets you pack more without losing carry-on size, making airport trips easier. Quick-access external pockets and a roomy main compartment with security hooks let you grab or stash items fast. The organized front pocket keeps you calm and collected. Plus, padded shoulder straps and back panel make even airport sprints comfortable. Weatherproof zippers protect your gear from rain and spills. Stylish, durable, and functional — it’s the ideal bag to wear and never check.