Men's Expandable Carry On Travel Backpack

 Multi-functional backpack with expandable capacity, it can be used for work or school, also as a carry-on backpack for travel.

A carry-on sized travel backpack: this backpack's dimensions are 17.32" × 11.81" × 6.29" for maxing out most airlines carry on limits, (small than airlines allow carry-on luggage that measures up to a maximum of 22" × 14" × 9").

Expandable capacity backpack: This backpack gets its beef from being fully expandable and opens up from 23L to 39L, there is a compression zipper in the middle of the backpack, you can use it in 39L mode when you’re traveling. Then when you get to your destination, empty it, compress it down to 23L, and you’ve got a slimmer bag that can be used as a daypack as you’re walking around.

A front-loading bag opened 180 degrees like a suitcase so you can organize your stuff and quickly grab whatever you need. And it is cool that there is a dry and wet storage bag for your entire shower and grooming kit.

Plenty of pockets and compartments: there are several exterior pockets and interior pockets to keep your accessories separate, organized, and easy to access. There is a large back pocket with a laptop compartment that can accommodate up to a 17.3" laptop.

Designed with a gap in the middle of the back pad, you could fix the backpack to rolling luggage to reduce the burden on your back when you travel abroad. And there is a hidden anti-theft zipper pocket on the back.

There is a USB charge port is integrated on the side of the backpack, making it possible to charge your phone while on the go without opening your backpack.

The waterproof fabric will protect your clothes and electronics and is tough enough to never rip or tear. 

Ergonomic airflow back design with thick but soft multi-panel ventilated padding for added support and comfort, decreasing the pressure on the shoulder and neck.

Shoulder straps with an adjustable anti-slip chest belt and quick release. The shoulder and handle joints are adopted bold line sewing to make it sturdier. The two thick handles are comfortable for a long time carrying. The best-in-class zippers won't break and give you additional weather protection.

Material & Dimensions:

• Made of high-quality oxford fabric;
• Before Expansion Dimensions: 17.32"(H) × 11.81"(W) × 6.29"(T)/ 44cm(H) × 30cm(W) × 18cm(T);
• After Expansion Dimensions: 17.32"(H)×11.4"(W)×10.23"(T)/ 44cm(H) × 30cm(W) × 28cm(T);
• Before Expansion Capacity: 23L;
•  After Expansion Capacity: 39L;
• Weight: 1.5kg;
• Lining Material: Polyester.