Feature(may vary by option.)
●Material: Body: Polyester, nylon, others; Storage Material: Nylon, Polyethylene; Materials: Water, salt, antibacterial agent: Heat protection
[blue F]
[Black F]
Description
An item that protects against heat by cooling the soles of your feet at an appropriate temperature (24°F (12°C). Use it after exercise, rest or sleep to recover the burden of your body.