The babolat vs touch natural gut 130mm tennis string set has a length of 12m 40ft which is enough to fully re string one racket this legendary babolat string ensures an unmatched performance and features now an improved bt7 coating increasing its durability by 15 the vs touch is designed to meet the needs of both club players and competitive players who will be amazed by an exceptional power and comfort delivered by this string as well as its excellent tension holding qualities the babol