Large Carry-on Backpack (9 Colors)

Specification Large 27L: 18.1 x 12.2 x 6 inches (2.14 lbs) X-large 40L: 19 x 13 x 6 inches (2.2 lbs) XX-large 45L: 20 x 13.4 x 6.6 inches (2.3 lbs) Expandable width of all sizes: plus 2 inches Features Airline carry‑on compliant Hideaway shoulder straps Converts to briefcase mode Luggage passthrough strap Water‑resistant lightweight polyester Ventilated ergonomic back panel Top and side handles Internal compression straps Lockable sturdy zippers Four external compression straps Unisex gift‑ready design