TANGCORLE Travel Carry on Backpack 50L Expandable Flight Approved Backpacks 17.3 inch Laptop and USB Charging Port bags Water Resistant Business Back Pack for Women & Men…

[36L-50L EXPANDABLE DESIGN]: The extra large carry on backpack with expandable feature will provide you with a spacious capacity experience. Normal state is 36L, dimensions are 20.1×12.6×8.7inch. after extended is 50L, dimensions are 20.1×12.6×11.8inch. You’ll expand the zipper and buckles in step with your requirement
[CONVENIENT & PRACTICAL]: Business carry on backpack has external USB port with built in charging cable. offering you charge your electronic device by your own power bank any time and anywhere. there is a luggage strap makes it fixed on luggage for easier carrying. The hidden anti theft pocket on the back side can offer protection to you personal valuable item such as passport and wallet.
[DURABLE & WATERPROOF]: Go back and forth backpack is made of water-repellent fabri and anti scratch material, effectively face up to rainwater splashing, offer protection to items from getting wet. The adjustable shoulder strap and backside with breathable mesh plentiful sponge pads can helps you relieve the stress from shoulder and back
[MULTI-FUNCTION & FLIGHT APPROVED]: The carry on business backpack overall size meets the maximum size allowed by most airlines, fits under the seat and in the overhead bin in airplane. also the design of freely 180 degrees zipper closure making you go through the security check quickly
[CONSTRUCTION & DEMINSION]: one separate laptop compartment size is 18.5×11.8inch fits 17.3 inch laptop. The main compartment can store 4-7 days Go back and forth gear such as clothes, shoes and day-to-day supplies, perfect for business traveling, weekend getaway, day-to-day commutes. ( this item isn’t intended to be used by 12 years old and under)