Superior stability and cushioning are the best reasons to select this running shoe. Features a comfortable synthetic and mesh upper. Features NLOCK, a state-of-the-art integrated lacing system providing easy on/off and adjustability. Abzorb technology features top of the line foam material with excellent cushioning and compression set properties. C-CAP molded EVA midsole provides cushioning and flexibility. Solid rubber outsole. 8. 00 oz. Product measurements were taken using size 3. 5 Youth. Please note that measurements may vary by size.