ProKennex Ki Q+ 5 Pro (315) The ProKennex Ki Q+ 5 Pro uses a classic design to provide feel and control. This tennis racquet delivers a boost in power for excellent ball depth and penetrating volleys. The Quadfocus Design provides a reservoir of spin and plenty of response near the top of the frame. Enjoy unrivaled arm comfort and protection from the Kinetic System. For intermediate to advanced players with longer swings, the ProKennex Ki Q+ 5 Pro is an excellent choice. Racquet Technology Kinetic System: provides energy return and arm friendly comfort on every swing. Spiral Tech Carbon: graphite construction guarantees maximum shock absorption and playability of the frame. Quad Focus design: places the Kinetic Energy Chambers in the most efficient position to create a larger sweet spot. Ionic Technology: absorbs shock and reduces vibrations to give players maximum power and control.