A premium stability and luxurious cushioning comes together beautifully in the 1260. An improved upper fit with plusher, richer materials hug the foor softly, while the restructured stabilcore does its job on the sly. The 1260 can be summed up as smooth, soft and stable. Stability Web-optimal arch support that's both rigis and lightweight, while preventing midfoot flex. Stabilcore-A medial support system that provides an extremely smooth transition from heel strike to toe off. It is made from an injection molded engineered thermoplastic that offers a great deal of consistency. Unlike traditional foam posting systems it provides a continuous range of stiffness for optimal transition. Abzorb FL-Top of the line midsole foam. An amazing blend of comfort and performance with Dupont engage and isoprene rubber provides the ultimate ride. With multi density insert, dual density collar, a blown rubber forefoot and Full length Abzorb strobel board. N.ERGY-A resilient engineered elastomer designed to provide shock absorption and responsiveness for the optimal ride. Designed in multiple configurations to deliver unique consumer benefits.