COMPCOOLER Motorcyclist Dual Backpack ICE Water Cooling System 5.0L Bladder and 7.4V Battery (UK, Alpha, M, 4XL, Regular, Regular, Black)

Stay cool, comfortable, and focused when riding on those hot summer days. Cooling energy comes from freezing the removable 5.0-liter ice bladder or ice cubes. Expect 4 to 6 hours of cooling performance depending on ambient conditions and user workload. The 5.0-liter water/ice bladder, rechargeable battery and miniature pump within the dual chambers backpack make this a self-contained and portable cooling system. Perfect for those hot jobs where freedom of movement is necessary and long cooling time is need. Dual backpack circulation cooling unit connects the liquid cooling vest with tubing, turn switch “on” and pump circulates 36°F-68°F (2C - 20C) cooled water in a continuous loop between the bladder and vest. The 5.0-liter water/ice bladder is easily detached with quick-connect fittings, filled with water and frozen. Breathable, zippered, tubing-lined Mesh liquid cooling vest is comfortable to wear against the skin. Velcro adjustment tabs provide a snug fit, ensuring maximum thermal transfer. Reduce core body temperature and the incidence of thermal stress while increasing comfort, safety, focus and endurance. Additional bladders and batteries can be purchased and used for prolonged cooling periods. This water-based cooling system is both safe to use and environmentally friendly.