Thank you for viewing! ⚠️ Will be packaged after being taken out of the box. Color: Green 【Instant Cooling】 When the product is cooled in the freezer, it can be used immediately. The PCM material efficiently absorbs body heat and cools the neck area. You can stay comfortable even when going out or exercising on hot days. 【Freezes Naturally at 28°C】 It freezes spontaneously when the ambient temperature exceeds 28°C, providing a continuous and natural cooling sensation. 【Safe and Harmless】 This cooling ring uses non-toxic and environmentally friendly materials, is gentle on the skin, and can be used with peace of mind. 【Easy to Use and Maintain】 Easy to keep clean, just rinse with water after use. It is reusable and economical. It is also durable and can be used for a long time. 17A10