Li-Ning Champ Shuttlecock (Speed 77) (Tube of 12)The LI NING CHAMP SHUTTLECOCK a 'Training' class high quality shuttlecock. We take pride in using superior quality duck feathers for good flight path and durability. The composite cork helps in weight distribution and gives you satisfying practice experience. SPECIFICATIONS Comes in a tube of 12 shuttles Cork Base: Hybrid Durability: 7 10 Flight: 8 10 Hitting Sound: 7 10 Net Play: 8 10 Level: Intermediate Speed: 77 Medium Item Code: AYQF062 4