Supportive cushioning in the Structure 26 provides steadiness for everyday runs. A full-length ReactX midsole delivers a cushioned, yet stable transition from heel to toe off. Plus, a tried-and-true midfoot support system wraps around your arch and heel to provide a firm platform. Plush Upper - The plush collar and tongue, along with the engineered mesh upper, provide added comfort, support and improved fit,Midfoot Support - Our midfoot support system helps stabilize your foot and securely guide it through heel-to-toe transitions. ReactX Midsole - The full-length ReactX foam midsole delivers cushion, comfort and increased energy return. What's New? - ReactX foam underfoot and higher stack height for stability and support. Lighter, more flexible rubber in forefoot of outsole for cushioning. High-abrasion rubber in heel for increased durability Product Details - Weight - Approx. 262g/9.3 oz (Women's US 8). Heel-to-toe drop - 10mm. Reflective details. Not intended for use as Personal Protective Equipment (PPE).