High-quality badminton shuttlecocks, YONEX AEROSENSA 500, pack of 12. - Brand: YONEX - Model: AEROSENSA 500 - Quantity: 12 - Color: White New retail price: Around 5000 yen These shuttlecocks were used by a team of working adults for matches and basic practice. The feather number is mainly 4, with some 3 mixed in. The image shows a 500 tube, but some higher-grade 600 shuttlecocks are also included! Grade A: No broken feathers, 4 shuttlecocks Grade B: 1 broken feather, 6 shuttlecocks Grade C: 2 or more broken feathers, 2 shuttlecocks The above contents are evenly distributed in one tube. Still usable!! Shipping will be via standard mail, so it will take several days to arrive. Thank you for your understanding!