No charge hanging neck air conditioner

No charge hanging neck air conditioner,Outdoor Cooling Ice Ring,Prevent Heat Stroke with a Ice Ring,Reusable Cooling Ice Ring.Cooling ring,Ice ring,Cooling ice ring,Ice rings for men,Ice rings for women,Adult ice ring,Adult ice circle,Ice circle for kidsIce ring from masclub brand of Japan, the outer layer is non-toxic TPU material, the content is plant source of high-quality PCM, PCM is a material known as latent heat storage, the material releases heat solid, absorbs heat into liquid, is a new energy-saving material.The ice circle will naturally condense in the environment below 28 degrees Celsius, and after liquefaction, it can condense again in refrigerators and air conditioners, and can be reused.