A high stability running shoe, completely re-designed platform for the runnerseeking the optimum level of support. Improved fit and ride characteristics featuring N ergy (A resillient engineered elastomer designed to provide shock absorption and responsiveness for the optimal ride) and stabilicore technologies (a medial support system that provides an extremely smooth transition from heel strike to toe off) for excellent cushioning and support. Stability web is the optimal arch support that is both rigid and lightweight while providing midfoot flex. N durance is the rubber compound for maximum durability in high wear areas of the heel. Ortholite is a high quality cushioned insole which supports the unique structure of the human foot, and provides long lasting durability, breathability and cushioning. There is a seamless use of inner upper material to provide an anti abrasion fit, which is known as the phantom liner so comfortable you can't even tell its there.