head velocity mlt black 200m string reel 1Power and comfort meet in the Head Velocity MLT multifilament string designed to suit both competitive and club players. In a family of multifilament strings, which based on the design and manufacturing process already provide a lot of power, the Velocity MLT is the string in the family that generates the most power. Its multifilament core is surrounded by thicker filaments, which improves energy efficiency and provides extra power. At the same time,