Ice Neck Ring Cool Neck Ring 28℃ Neck Hanging Neck Cooling Natural Freezing Cold Feeling Cooling Heatstroke Prevention Summer Heat Measures Commuting to Work or School Sports Watching Outdoor Fireworks Display Festivals Mountain Climbing Unisex Brand new, unused L size Inner diameter 12cm, thickness approx. 2cm, inner circumference approx. 38cm. Neck size目安 30-39cm. 【Cooling Effect】 This neck cooler has the property of cooling naturally below 28℃, providing comfort even on hot summer days. There is no condensation, so you don't have to worry about getting your clothes wet. 【Quick-drying】 Made of quick-drying material, it dries quickly after use and is ready for the next use. Lightweight and easy to carry. 【Comfortable to Use】 Since it has a lower specific gravity than water, it puts less strain on your neck when worn, and is comfortable even for long periods of use. 【High-Quality Material, Refreshing and No Condensation】 Uses the latest "PCM material". While general substances rise in temperature along with the surrounding humidity, PCM stops at a constant temperature even when the surrounding temperature rises, absorbing heat and maintaining a constant temperature. Also, there is no condensation, so you won't get your clothes wet during use, and it feels refreshing. It is an item that can be used repeatedly both outdoors and indoors. 【Easy to Use, Long-lasting Cooling】 Just put it around your neck and it's ready to use. Also, the carotid artery is located in the neck, and cooling this area can cool the blood flowing throughout the body, effectively cooling the whole body and preventing heatstroke. Cooling duration: 15-20 minutes in the freezer or refrigerator, about 20 minutes in ice water or cold water! Can be used for 60-120 minutes based on an outside temperature of 25~40℃. - Color: Pink - Operating temperature range: Cools naturally below 28℃ - Feature 1: No condensation - Feature 2: Quick-drying material - Feature 3: Lower specific gravity than water #riko's shop list ● Immediate purchase without comment is OK Even if someone is commenting and wants to buy, the person who presses the purchase button first will be given priority. ● Shipping days are set to 4-7 days, but we will ship as soon as preparation is complete. 9-2.215)900720