9010 Transformer Carbon Blades are the same fine construction as the 729 "Sweet Spot" carbon blades with the added transformer feature. As with all 729 carbon blades, they are some of the best you will ever use. 7-ply construction: 5-ply wood, 2-ply Carbon Fiber. The craftsmanship of this blade is second to none. The blade adjusts from OFF+ to OFF- with excellent feel, touch and control. Blade is best suited for an attacking style of play.