The Brooks Men's Adrenaline GTS Wide Running Shoes feature extended DNA LOFT plus GuidRails® supportthat are a surefire recipe for comfort that's been custom made for your stride. Smooth transitioningDNA LOFT goes beyond the heel, all the way to the forefoot, for a buttery smooth stride. GuideRails® holistic support system focuses beyond the feet to the most injury-prone part of a runner's body: the knees. GuideRails® support keeps you moving comfortably by keeping excess movements in check. The new Engineered Air Mesh uppers hug the foot for a fit that soft, secure and improves breathability. The Brooks Men's Adrenaline GTS Wide Running Shoes are just the "friend" you've been looking for.