Senar Badminton Original Lining NO. 1 Rebound Senar Li ning no.1 original. Li Ning badminton string no.1 original - high repulsion power The thin string with only 0.65mm diameter, providing high repulsion power plus clear hitting sound. Using heat-resistant amp; high intensity fabric for both inner and outer plus Li Ning 3D KNIT technology making the string more durable comparing to others with the same diameter. Moderate hitting feeling. Item Code : AXJJ018 Length : 10m / 33feet Gauge : 0.65mm Core : Heat resistant amp; High Intensity Nylon Multifilament Outer : Heat resistant amp; High Intensity Nylon String specifications : Control - 8 Durability - 7 Repulsion power - 10 Hitting sound - 9 Shock Absorption - 7