Ergodyne 6686 Dry Evaporating Cap

Dry Evaporative Cooling Cap: fill with 3 oz. of fresh water and enjoy hours of cooling relief and comfort. Features Provides immediate and long-lasting cooling Up to 3 days of dry cooling Activate using 3oz (89ml) of water Lightweight, durable, and machine washable Application Construction Trades Maintenance Landscaping/Grounds Assembly/Fabrication Material Handling Freight/Baggage Warehousing/Distribution Iron/Steel Fabrication