Stay visible and beat the heat with the Mobile CoolingA(R) HydrologicA(R) Pro Vest-designed for serious cooling and jobsite safety. Featuring ANSI/ISEA 107-2015 Class 2 certification, this high-visibility vest helps you stand out in hazardous work zones while delivering hours of active cooling through HydrologicA(R) SAP (Super Absorbent Polymer) evaporative fabric. Just soak, wring, and wear-evaporative cooling begins instantly, pulling heat from your core. Add optional cooling ice packs to extend relief in extreme conditions. Lightweight, foldable, and made to fit over any work shirt, it&';s the ultimate summer essential for construction, traffic control, landscaping, and other demanding outdoor work.