✔ 最佳答案
Leather is always a good choice, they last, don't go out of fashion and look very professional. Here is a review of some really good ones
http://www.squidoo.com/leather-laptop-bag-stylish-trendy-and-hard-wearing.
But, if you want to spend less, there are other bags that look good and just as good at protecting your precious ultrabook. To start with check these out they are geared to netbooks which tend to be smaller then ultrabooks, but, many of them have larger versions that should do
http://www.squidoo.com/best-diaper-bags-reviews.