Targus Backpack TXL617

Pros: Fits under plane seats fully packed; quality construction, comfortable straps, lots of room, sturdy zippers
Cons: Strap padding around neck a bit restrictive; may not be for business dressed travelers

For serious travelers that take their notebook this is the backpack for it. I now have one two week cross country trip under my belt with this pack and recommend it hands down. I travel with a Sony Vaio notebook with full screen, wireless mouse, ...

Pros: Design, Compatibility, Size, Feel
Cons: Color Choices

I must say when I first got this handy backpack, I didn't know that it would live up to my expectations. It is very easy to carry around and it holds everything I need while hiking. I hike on a regular basis and this backpack keeps me on track and I can pack whatever I know I will need while out in the woods. I am very confident that you will feel the same way.