This is the shoe currently (2008) used by Wayne Rooney, Paul Scholes, and a bunch of others over at Man United. The upper is Teijin microfiber with zonal rings on the shoe that Nike calls S.P.P. (Swerve, Power, and Precision). High-density molded EVA sockliner with Zoom Air heel for cushion, and eVent membrane to keep feet dry. The outsole is a TPU plate with conical studs. Weighs in at 11.4 oz with PowerPulse option and 10.2 oz without.