Every component is engineered for the optimum in lightness, strength and sensitivity. And the blankIJ Pure technologySVF Graphite. SVF GraphiteSuper Volume Fiber technology packs unidirectional graphite fiber into a denser formwith exact resin controlfor greater strength, lighter weight and incredible sensitivity. Choose from amazingly flexible SVF Fle-X-lite Graphite, extra strong SVF Graphite, or super sensitive SVF Compile-X. They are the ultimate bass rods. The result of no-compromise technology that produces function and form to manipulate a bait as if by direct control of your mind.