The hardness of the skirt - the feather part of the nylon shuttlecock - varies depending on temperature. Nylon Shuttlecocks.
YONEX Mavis 300 Badminton Shuttlecocks (6 pieces), White, 78-Medium-Blue
Yonex Mavis 300 Badminton Cork base Shuttlecocks Yellow -
YONEX Mavis 300 Badminton Fast Speed Shuttlecocks Red
Yonex Mavis 300 Badminton Shuttlecocks Dozen
Yonex Mavis 300 Badminton Nylon Shuttlecocks, White (Tube of 6) Medium Speed
