The Nike Experience+ 2 running shoe features the Dynamic Fit System with technical mesh for breathability and synthetic panels for support. The whole system creates a great fit and feel. Complete new cushioning system combining Natural Motion engineering, Air Max™ cushioning, Nike Shox™ technology and Zoom Air™ provides a unique experience under the foot. BRS 1000™ carbon rubber outsole adds durability. Wt. 13.2 oz.