Racy good looks and innovative design technology come together in Saucony® PowerGrid Cortana to deliver a dynamically cushioned, responsive ride with every run. Received the coveted "Gear of the Year" award in the 2011-2012 Winter Buyer's Guide by Outside magazine. Named "Best Debut" in the 2011 Fall Shoe Review by Runner's World magazine. Awarded "Best New Shoe" in Running Network's Fall Shoe Review. A running shoe built for the neutral to under-pronator who requires enhanced cushioning. Breathable airmesh upper with lightweight, supportive synthetic overlays. Sauc-Fit is a unique fit system built into the upper that helps lock the midfoot over the midsole, as well as ensures the heel stays securely in place. Hydrator Collar Lining provides maximum moisture wicking for great next-to-skin comfort. Comfortride insole is antimicrobial and breathable, promoting a comfortable in-shoe climate as well as soft underfoot support. HRC Strobel Board for enhanced cushioning and comfort. PowerGrid™ with PowerFoam™ is designed to provide exceptional cushioning and responsiveness with each stride. Impact Interface supplies cushioning and helps absorb the shock of impact in the heel. SRC (Super Rebound Cushioning) Impact Zone helps attenuate shock, setting the foot up for a smoother transition. Midsole Offset: 4mm. IBR, a new blown rubber outsole, is lighter, more responsive, and offers better cushioning. XT-900™ carbon rubber outsole material delivers exceptional traction and long-lasting wear. Measurements: Weight: 10 oz. Product measurements were taken using size 8, B - Medium.