This:
http://www.ebags.com/us_luggage_solo...?modelid=43469

Plus this:
http://www.ebags.com/delsey/helium_f...?modelid=90789

Has served me well for about 7 months so far...I don't commute though. Commuters probably need something tougher, but I still dont see shelling out 500 bucks for bags on 1st year pay...just doesn't make sense.