Utilizing PCM gel technology. this innovative Cool Chill Neck Ice Ring freezes faster and lasts longer than water, providing you with refreshing relief for up to 2 hours. No batteries or chargers required . Even use your AC unit for a quick chill. Availability? In-stock, ready to order! Where to Buy? Available online and at Showcase stores nationwide! Activation Time: 10 minutes in iced water. 20 minutes in the freezer Cooling Activation Method: Immersion in iced water. Freezing in the freezer. Safety Features: No risk of skin necrosis or frostbite. Maintains optimal cooling temperature. Usage Locations: Home, Office, On-the-go. Q: How long does the Cool Chill Neck Ice Ring stay cool? A: The Cool Chill Neck Ice Ring maintains its cooling effect for up to 2 hours, ensuring prolonged relief from the heat. Q: Is the Cool Chill Neck Ice Ring suitable for children? Yes, the Cool Chill Neck Ice Ring is suitable for individuals of all ages, providing instant cooling relief for anyone in need. Q: How do I activate the Cool Chill Neck Ice Ring ? Simply freeze it for 20 minutes in the freezer or chill for 10 minutes in iced water or AC air below 18°C (64°F). Q: Is there any risk of skin damage from using the Cool Chill Neck Ice Ring? No, there are no risks of skin necrosis or frostbite as it maintains an optimal cooling temperature.