There are 11 bags. A cooling sheet that provides -3°C from the skin temperature before application for 1 hour*. *When used outdoors at 30°C (including breaks in the shade). The abundant cooling water contained in the thick sheet absorbs heat and evaporates. The heat of the skin (flushing) continues to escape due to the action of evaporative cooling. It is 46cm long and can be worn around the neck. Cool and comfortable even during outdoor activities in the summer, such as walking, leisure, and watching sports. Contains hyaluronic acid. Individually wrapped for convenient portability. 1 sheet x 5 packs. Fragrance-free. Thank you for viewing.