New, Unused Neck Ring Neck Cooler Magic Ice .28 White, Size M Two are available. Discounts are available for combined purchases, so please contact me if you are interested. ■ Official Description ・ Maintains a constant temperature of 28°C and can be used for approximately 90-120 minutes. *Usage time varies depending on the situation and environment. ・ The contents change between liquid and solid states at around 28°C. It solidifies faster when placed in a freezer or cold water. ・ The outer material uses TPU, which is strong enough to hold the contents and is soft against the skin. *Antibacterial tested The comfortable temperature design means you don't have to worry about frostbite or low-temperature burns, so you can use it with peace of mind. ・ This product can be used repeatedly. ■ How to Use ・ Use it around your neck when the contents are solid. ・ If the contents are liquid, place it in an environment below 28°C for a while until it solidifies before use. ・ If you want to solidify it quickly, put it in the freezer for about 10 minutes or in cold water for about 15 minutes. - Product Name: Magic Ice .28 - Size: M - Material: PCM - Features: Uses new material developed by NASA - Optimal Temperature: Set to 28°C - Condition: New, Unused Thank you for viewing.