BROOKS. 120296.040. WOMENS BROOKS ADRENALINE GTS 20. BLACK GREY. After 20 years the Brooks Adrenaline is only getting better. The cushy stability shoe is sleeker and more performance-oriented than ever thanks to the holistic support offered by Brooks GuideRails. From the sleek upper to the cushioned midsole the Adrenaline is the go to shoe from Brooks for a reason. Balanced soft cushioning-- Full-length responsive BioMoGo DNA cushioning provides a touch of spring underfoot while DNA LOFT in the heel ensures super soft landings. GuideRails holistic support system-- Brooks has shifted our focus 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 movement.