Hot Weather Reusable Ice Ring Cooler Collar

The surface of these cooling neck wrap is made of PVC material, smooth to make you feel comfortable when wearing it. The inside is a novel PCM phase change material, which can quickly cool down under certain conditions, automatically freeze, relieve your heat in a hot weather. The curved design of the cooling band fits the neck nicely, can be reused multiple times. This reusable neck cooler set have a moderate temperature and can maintain a certain constant temperature after freezing, so as to achieve a long term cooling effect. This reusable neck cooler set is also an ideal choice for a summer gift, with beautiful appearance and various colors.