Spintech Warp 9 (7+2) Ply Carbon Blade The Warp 9 (7+2) ply carbon blade, uses a three ply soft wood center with a carbon layer and two ply wood veneer on either side. Koto wood surface plies encourage crisp blocks and hard hitting. This light weight but astonishingly powerful blade is ideal for midrange power spinning and devastating mid range precise spin loop drives from all over the court.