Add to Wishlist Quick view Choose Options Volkl Power Fiber II 17G Natural Tennis String Trustpilot Volkl entered the high-end multi-fiber string market with a revolutionary new manufacturing process called High-Pressure-Resin-Misting. This new process allowed Volkl's original Power-Fiber to have up to 30% less of the bonding-resin needed to secure the... $14.99 Choose Options Compare