The cooling vest is made of PVA evaporative material, just soak the clothes in water and wring them out to use. Without the need for ice packs, refrigeration, or electricity, it is the lightest, thinnest, highest-performing, and most cost-effective cooling vest on the market today.

Long-lasting cooling: PVA material has strong water absorption, and through repeated cycles of immersion in cold water, the cooling effect becomes very good. Each activation provides 2 to 4 hours of cooling relief and comfort, depending on your personal preferences and the humidity in your area.

COMFORTABLE TO WEAR, ONE SIZE FITS ALL: The evaporative cooling vest is made of the latest high-quality PVA synthetic fabric for skin-friendly comfort. The reversible mesh vest allows you to choose according to personal preference, and with adjustable Velcro, it fits most adults.

How to use: Soak the evaporative vest in water for 10 to 30 seconds, let the cold vest fully absorb the water, wring out the water before use. No chemicals, physical cooling, can be reused many times. This cooling vest is perfect for summer, work, motorcycles, outdoors, cycling, MS patients, and more.

Note: Since this cooling vest is made of PVA, there will be some moisture when you receive the item. When the water in the vest evaporates, the vest will dry and harden, don't worry, this is a normal phenomenon, just soak it in water again to use it.