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