Feature●Size: L size / Neck circumference approx. 15.4 inches (39 cm) (Adult women and men)●Neck guide: Female approx. 12.3 inches (31.2 cm), Mens approx. 14.2 inches (35.8 cm)●Can be used repeatedly, and is resistant to condensation, providing a cooling sensation that prevents heat from getting cold●Naturally freeze at 76°F (28°C) or below and repeatedly hardens and melts the contents between 66°F (28°C). <br>Just place it in cold water to cool it down. <br>If you want to freeze quickly, we recommend the refrigerator or freezer●Keep the contents from being hardened for 90 - 120 minutes and approximately 29 degrees CelsiusDescription
Size L: Neck approx. 15.4 inches (39 cm), Neck approx. 12.4 inches (31.2 cm), Mens approx. 14.2 inches (35.8 cm).
Can be used repeatedly and is resistant to condensation, preventing heat and heatstroke.
Reduce your body temperature from your neck for comfort when walking in summer or doing light exercises.
Naturally freeze at 76°F (28°C) or below and repeatedly hardens and melts the contents between 66°F (28°C).
Just place it in cold water to cool it down.
If you want to freeze quickly, we recommend the refrigerator or freezer
Keep the contents from being hardened for 90 - 120 minutes and approximately 29 degrees Celsius
From the Manufacturer