MSV Hepta Twist raises the bar for poly-based string performance. This is a must-try string for all players seeking to improve their on court game. You have to experience the string for yourself to appreciate its advanced technology. This poly-based string provides one of the greatest control and spin potentials on the market today. Add to this improved tension maintenance and the popular playing characteristics of the famous MSV Focus Hex and you have a string that will definitely help you overwhelm your opponents. Compared to other poly-based strings on the market today you will find it far superior in terms of overall traditional poly-based performance. This string is peerless, standing head and shoulders above the rest.