Allegro's comprehensive line of Cooling Products includes items such as the Cooling Vests, Cool Offs, Doo Rags, Bandanas, Cooling Fan Mist Kit and the Hydration Back Pack. Cooling Vests come in eight different models. Depending on the environment, the Vortex Cooling Vest may be adjusted to provide warm or cool air; the Air Cooling Vest and Flame Retardant Vortex Cooling Vest may be connected to any clean compressed air source and may be worn under protective clothing; the Standard Vest for Cooling Inserts is ideal to wear under HazMat suits; the Standard Cooling Vest and Economy Poncho Cooling Vest may be soaked in cold water to provide all-day comfort. Vests are durable, breathable, lightweight and available in a variety of safety colors. For ultimate protection Flame/Heat Retardant vests are available in both the Standard Vest for Cooling Inserts version and the Standard Cooling Vest style.