Runners wanting optimal support in a sleek and well-cushioned package will find confidence in the Saucony Omni 15 running shoes. Moderate to severe overpronators will benefit from the substantial arch support provided with a flexible and smooth ride. Enjoy the road with each stride as strong and fluid as the last.Upper: FLEXFILM™ lightweight yet strong material allows for fewer layers in the upper for a seamless, flexible feel. SAUC-FIT system provides optimal support for the midfoot and arch. Flat laces reduce irritation. RUNDRY Lining combines superior moisture wicking properties with a plush feel for comfort. Midsole: EVERUN provides a lively, resilient ride while offering continuous cushioning and enhanced energy return properties. SRC Landing Zone provides durable shock absorption to help allow for a smooth transition into the midfoot.Outsole: Tri-FLEX provides increased force dispersion over a greater surface area while also delivering optimal flexibility and traction. iBR+™ is 33% lighter and provides more cushioning compared to standard blown rubber. XT-900™ premium carbon rubber outsole offers exceptional traction and high-wear properties.