RKXQT Laptop Anti-theft Hard Shell Expandable Commuter Backpack — Holds 15.6 inch Laptop (Compatible with 17.3 inch) | USB Port & TSA Lock

A modern hard-shell commuter backpack from RKXQT / BANGE built for daily work and travel. Size: 18.5 Inch(h) *11.8 inch(l) * 3.5 inches(w) expandable size 18.5 Inch(h) *11.8 inch(l) *6 inches(w)，weight: 3.2 ibs. Designed to carry a 15.6 inch laptop while remaining compatible with a 17.3 inch laptop. Charging on the move is simple thanks to an external USB charging port with an internal charging cable. Security is enhanced by a TSA accepted luggage lock and a flat open design that lets you pass through airport checks quickly; the TSA customs lock helps protect valuables from thieves. Built with PC and ABS material, the hard shell is waterproof to shield your belongings from rain. The backpack opens a full 180 degrees like a suitcase for easy packing and can be stood upright on a luggage pull rod for convenient travel.