Badminton shuttlecocks, cork base, very popular and durable, used for practice and matches, medium or fast. Available in Yellow for better visibility in medium - blue ring, or fast - red ring. Slow shuttlecocks - green ring available in white only. Most popular in UK, medium speed. On cold courts use fast speed shuttlecocks. On fast courts use slow or medium speed shuttlecocks. Plastic shuttlecocks are more durable than feather shuttlecocks. Feather shuttlecocks tend to break if hit with the racket. Mavis shuttlecocks manufactured in Japan for better quality. All White and Yellow shuttles are Medium speed. 6 shuttles in tube for £9.00 12 shuttles for £18.00 60 shuttles in a box for £85.00 ( 5 dozen ) Delivery charge is extra. Made in Japan.