Kobayashi Pharmaceutical Netsusama Sheet (Cooling Sheet) for Adults, 16 sheets Kobayashi Pharmaceutical Netsusama Sheet (Cooling Sheet) for Children, 16 sheets Cooling Sheet Lasts approximately 8 hours Gentle on the skin, weakly acidic Expiration date: May 2027, August 2027 Hiepita (another brand of cooling sheet) Please note that the product will be taken out of the box and separated into individual plastic bags for waterproofing before shipping. Thank you for your understanding. Thank you for viewing.