The Chill-Its 6665 Evaporative Cooling Vest is made with an advanced polymer-embedded fabric to provide workers with immediate core cooling relief from the heat. This lightweight cooling vest is made of comfortable and durable quilted nylon exterior with mesh side panels for ventilation and stretch. For best results, wear this body cooling vest over a t-shirt. A water-repellant liner keeps the interior of the vest as dry as possible when activated, though wearers should expect to feel