The AERONAUT 4000 badminton racket is built on the Aeronaut Technology Platform that has a unique air-stream channel integrated into the racket head. This reduces air resistance which helps to generate faster shuttlecock speeds. It’s suitable for players looking for the best control with little to no sacrifice in power.Li-Ning DRIVE Series badminton rackets feature a stiffer shaft and highly elastic head design for rapid repulsion power. Suitable for fast players that are skilled in switching quickly between offence and defense.Strings not included. Please contact us for professional stringing services performed on a cutting edge Li-Ning electronic stringing machine using your choice of best-in-class Li-Ning badminton strings.