Brooks Women&#39;s Addiction, Silver/Infinity/PearlWhite/Twilight/Black,Brooks,120066-483" /> 100% Mesh and synthetic Rubber sole Extended Progressive Diagonal Rollbar stabilizes the foot from heel-strike to toe off by progressively guiding it into a more biomechannically efficient position Rearfoot and Forefoot Hydroflow enhance midsole cushioning Full-length BioMoGo midsole Moisture-managing Element Mesh provides excellent breathability