This is a set of 3 replacement ice packs for the Ice V cooling vest. (Vest sold separately)
The ice pack can be used repeatedly. When the cooling effect is gone, chill it in your home freezer for more than 6 hours. For safety purposes, please do not wear directly on the skin, and wear it over undergarments, t-shirts, and Y-shirts. The cooling life is about 4-6 hours. (Depends on the environment)