Under Armour's mission is to improve all athletes through passion, design and a relentless pursuit of innovation. The technology behind Under Armour's diverse product assortment is complex, but the program to reap the benefits is simple: Wear HeatGear when it's hot, Cold Gear when it's cold, and AllSeasonGear between extremes

Comfort is key, whether you're racing to catch a train or rolling up some miles on the weekend. These adidas running shoes have a bounce midsole that's light and flexible to keep you moving. A padded geofit collar locks you in, so don't be afraid to stride it out. Made with a series of recycled materials, and at...