Product: LUMICA Chemiluminescence 25 Total: 8 pieces Manufacturer's recommended expiration date: May 2022 Condition: These are being sold cheaply as junk items because they are past the manufacturer's recommended expiration date. I have opened one pack and confirmed that it glows, but since these are expired junk items, please be aware that some may not glow, may have a short glow time, or may leak. Please only purchase if you understand this. I cannot respond to any claims made after purchase. Packaging/Delivery: - Please understand that we will use recycled materials for packaging. - We plan to use anonymous shipping via Yu-Yu Mercari, Raku-Raku Mercari, or Sumari. Other: - Please ask any questions before purchasing. We cannot answer any questions after purchase, so please understand. Thank you for viewing.