A question for experienced long mileage commuters. You've got a 15 mile commute home ahead of you. It's summer time, 90 degrees, blazing sun, and humid as heck. Which of these two packs is the least evil on your back?
Chrome Mini-Metro - http://www.chromebagsstore.com/bags/...all.html?c=121
Osprey Momentum 26 - http://www.ospreypacks.com/detail.ph...2&tab=features