Wilson Six.One 95 16 x 18 String Pattern Tennis Racquet This 95 square inch headsize frame gives excellent precision with a pop of power to the modern, aggressive player Racquet comes unstrung and a racquet cover is not included Parallel drilling provides a bigger, more forgiving sweet spot and a livelier string bed The open 16x18 string pattern (16 main and 18 cross strings) allows more movement of the strings creating extra spin on the ball Amplifeel Technology reduces harsh vibrations in the handle and adds power