Everyone seems to want lightweight luggage! It most be those darned overweight penalties the airlines are charging for bags heavier than 50 lbs. Here are some good choices for luggage than is lighter than average.
Victorinox Swiss Army
Werks Traveler 2.0 Luggage
Travelpro WalkAbout Lite2 Lightweight Luggage
Victorinox Swiss Army Werks Traveler 3.0 Luggage