【Heatstroke Prevention】 【Brand New, Unused】 Neck cooler made of cooling material that is used by soaking in water. ※ Although it is brand new and unused, please refrain from purchasing if you are nervous or seeking perfection, as it is stored at home by a private individual. - Color: Blue - Type: Neck Cooler - Material: Cooling Material - How to use: Soak in water - Manufacturer: Mitsui Chemicals, Inc. Thank you for viewing.