High-quality white feather shuttlecocks, 12-piece set of YONEX AEROSENSA 500. - Brand: YONEX - Model Name: AEROSENSA 500 - Quantity: 12 pieces - Color: White - Type: Feather Shuttlecock New retail price: Around 5000 yen These shuttlecocks were used by a corporate team 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 mixed in! 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 into one set. Still usable!! Shipping will be via regular mail, so it will take several days to arrive. Thank you for your understanding!