We have partnered with COOLSHIRT Systems® to introduce special full systems. This is everything you need! This complete system includes: (1) Black Aqua Vest (1) MobileCool 2  (1) Rechargeable Lithium Battery & Charger Kit (1) 8' Foot Insulated Hose (1) Maintenance Solution (2) Endurance Ice The Active Aqua Vest® contains approximately 50 feet of industrial grade capillary tubing securely stitched on the front and back of the vest. It is connected to a compact cooling unit via insulated hose with quick, dry disconnects (sold separately). The cooling unit contains ice, water and an internal pump that supplies cool water to the vest as it covers up to 40% of the body Cool Shirt MobileCool 2 Aqua Vest Complete Kit