Color:Black/Grey/GreyBrooks Revel 2 Men's Black/Grey/Grey Designed to give you comfort and style wherever you go, the Brooks Revel 2 running shoes are the go-to everyday shoes for you. A fresh, flat-knit upper design with internal bootie helps give this shoe a makeover while providing a sleek, yet comfortable fit around the foot. Runnings and walkers alike will love the step-in cushioning form the BioMoGo DNA technology that actually adapts to their stride helping to reduce the stress from impact.Upper: Features a new, flat-knit upper material with internal booty is adaptive, breathable, and stylish. Stretch saddle wraps securely around the midfoot.Midsole: BioMoGo DNA cushioning material provides a customized ride for runners of all sizes and speeds. Outsole: Heel Segmented Crash Pad provides cushion and smooth heel-to-toe transitions, maximizing the efficiency of every stride. HPR Plus is a higher durability, abrasion-resistant rubber outsole compound for increased traction and outsole durability.