Battle-tested by hundreds of thousands of troops worldwide, the Thermobak 3L makes hydration attainable on the go. With a comfortable ergonomic design, taking a water source along for the ride has never been easier. This pack seamlessly integrates with other extended-mission gear. Built with tough, abrasion-resistant 1000D Cordura, the Thermobak stands up in the roughest conditions. Its tube insulation ensures a chilled water supply for hours on end.