The Chill-Its 6687 Dry Evaporative Cooling Vest offers immediate and dry cooling relief that lasts up to three days. With its exclusive dry evaporative technology, this cooling vest keeps the wearer completely dry and comfortable, as opposed to other cooling vests on the market that require soaking and get you wet.The vest is constructed with high-visibility industrial-grade quality nylon to perform in the toughest conditions. Design features an elastic hook & loop belt that allows for a snug, customizable fit. This lightweight cooling vest is machine washable and can be reused over and over again. Size: 2xl. Color: Lime. Gender: unisex. Age Group: adult.