If you are not sure where to start, have mild to moderate overpronation, or just looking for extra support – simply grab the Brooks Adrenaline GTS 24 and rest assured that you've chosen wisely. This is the beloved Brooks Ghost's near–identical twin, but proudly distinguished by GuideRails® that supports your natural motion path and helps keep excess pronation in check. This 24th edition of the Adrenaline now features supercritical nitrogen–infused DNA LOFT v3 cushioning for the first time in its history ensuring dynamic cushioning that adapts to your stride. Here's what else you'll love: