Designed to deliver quick, water activated comfort and cooling, the Mobile Cooling Hydrologic vest by Fieldsheer keeps you cool whether you're working outside in high temperatures or pursuing your favorite outdoor activity in warmer climates. Hydrologic's Super Absorbent Polymer (SAP) fabric interlining absorbs and holds water for lasting comfort and cooling. Saturate the cooling vest in water for 1-2 minutes, wring out excess water, and place over your clothing. The cooling vest utilizes evaporative cooling to reduce core temperatures and maintain a safe, comfortable temperature in even the hottest conditions. Made from low profile, lightweight materials, the vest easily stows away when not in use and is ideal for active lifestyles in hot climates. Fieldsheer Mobile Cooling technology delivers quick, water activated cooling performance without sacrificing comfort. Whether you're working outside in high temperatures or enjoying a relaxing summer hike, the Mobile Cooling Hydrologic Vest provides cool comfort so you can stay outdoors longer. The quilted Hydrologic vest keeps you comfortable in even the hottest conditions by combining robust absorption with quick evaporative technology. Pair this cooling shirt with our Mobile Cooling Skull Cap and Cooling Neck Gaiter for the ultimate cooling combination! Fieldsheer's Mobile Cooling Ice Packs adds extra cooling with Hydrologic plus technology. The Ice Packs are activated inside of the freezer and then placed inside the pockets of the Hydrologic garments to lower body temperature by slowly absorbing internal heat and releasing it to keep the skin cool, the ice packs offer immediate relief from dangerous heat conditions providing long-lasting comfort in even the most extreme heat. Mobile Cooling Ice Packs with Hydrologic Plus technology with rapid action to bring the core temperature back to safe levels in minutes. Ice packs are made with pure water that can be cooled by refrigeration or Freezing to provide you with long lasting cooling. Designed specifically to be used in conjunction with our full line of Hydrologic Vest garments to extend your cooling with additional ice packs. By removing latent heat through the evaporative process and dropping internal temperature cooling for the skin. Our ice packs ensures lasting performance to keep your cool for hours. Water Activated Cooling Mobile Cooling Hydrologic Vest 1. Soak in cold water for 3-5 mins. 2. Remove excess water from the surface. 3. Enjoy! When wearing, turn over occasionally to refresh. Vest Features Hydrologic Quilted Evaporative Cooling fabric keeps you cool longer, simply wet it and wear it! Sunsheer UPF 30+ protection keeps you safe from harmful UV rays Odorsheer anti-microbial technology prevents the growth of odor causing bacteria Sweatsheer moisture-wicking tech wicks sweat away to keep you cool and dry Comfortable and stylish V-neck Front Zipper closure Side knit stretches for complete comfort Optional 3 phase removable Cooling Ice Packs provide even more cooling options Phase changing zones include front left and right as well as upper back 100% polyester quilted woven fabric 85% Nylon 15% Spandex Contrasts 100% Polyester Lining Unisex sizing: SM-4XL Ice Packs Features 3 removable Mobile Cooling Ice Packs Made with Pure Water Non-Toxic Freezable Pack Reusable 100% polyester ice pack sleeves ensure easy slide into the Hydrologic Vest internal pockets Color: Gray Includes (1) Unisex Hydrologic Vest (3) Ice Packs (3) Ice Pack Cloth covers Fieldsheer Mobile Cooling Unisex Hydrologic Vest with Ice Packs