I have these handlebars on 3 of my bikes now. And I personally find them perfect for my needs. I no longer have the hand/wrist numbness (I use ergonomic grips as well), I'm in a more upright riding position (a lot less strain on my lower back and rotator cuff), and I can easily ride in my city's traffic conditions (the bars are narrow enough for necessary filtering during traffic). I'm quite pleased with them,...
Amazon.com : Retrospec BMX Style Bicycle Handlebars for Fixed-Gear/Single-Speed/Mountain/Commuter and Freestyle Bikes, Black : Fixie : Sports & Outdoors