YKK zippers

Duraflex plastic hardware

Quick-access, shockproof laptop compartment fits under 15.6 Inch Laptop/Macbook

Lay-flat main compartment for spacious storage and easy packing

Side compression straps for stability and security

Quick-access top pocket for small valuables

Multiple internal pockets for accessories

Padded top and side handles for versatile carrying

Expandable water bottle pocket; Big Capacity College Book bag Backpack. Unzip the zipper on the main compartment to increase 40% capacity. Extra large college book bag backpack can easily hold notebooks for school, toiletry bag, camera bag and gear, etc.

1680D Cordura ballistic nylon exterior

Padded mesh back panel for enhanced comfort and breathability

Internal framesheet provides structure and support

Back panel pass-through for luggage handles

17.7 x 11.81 x 5.51--9.84 inches

Suitable for 15.6inch laptop