기능

• Comfortable 3-layer structure with "non-freezing and soft fit" non-freezing gel, "freezing and firm cooling" frozen gel, and "hard to let cold air go down" thermal insulation sheet.
• It is a cold insulation pillow that keeps the feeling soft and keeps the cold for a long time. (The feeling of coldness varies from person to person. Also, the duration may vary depending on room temperature and operating environment. )
• Can be used repeatedly.
• at bedtime in summer. During fever.
• It is also suitable for saving electricity in summer.