Hop over to Amazon and get a deal on Vancropak Expandable 40L X-Large Travel Carry On Backpack (Black). Trusted by 6,500+ travelers — Rated 4.6/5 stars! This expandable travel backpack offers up to 40L of storage, making it ideal for 3–5 day trips. With a TSA-friendly 180° zipper, it’s easy to pass through airport security. … Continue reading Vancropak Expandable 40L X-Large Travel Carry On Backpack (Black) $23.98 (Reg. $38) – 6.5K+ 4.6/5⭐