Features; Dry & comfortable - Exclusive patented dry technology keeps wearer completely dry and comfortable during the entire evaporative cooling process; Long-lasting effect - Up to 3 days of cooling power to help maintain a healthy body temperature; Easy activation - Fill vest with 13oz - 20oz / 400ml - 600ml of water; Lightweight & durable - made of industrial grade quality nylon; Ventilated comfort - Mesh side-panels provide additional ventilation and stretch; Snug fit - V-neck design with front zipper closure; Anti-microbial treatment - Cooling material is treated with an anti-microbial that prevents mould growth. Always keep cap closed to maintain vest's effectiveness and do not clean the inside reservoir. Wide variety of uses - Reduces the effect of heat exhaustion and fights fatigue while working or playing in the summer outdoor heat Applications; Construction; Trade; Maintenance; Landscaping/Grounds; Assembly/Fabrication; Material Handling; Freight/Baggage; Warehousing/Distribution; Iron/Steel Fabrication