Stay hydrated and alert at all times with the help of one of 5ive Star Gears Hydration Backpacks. Our bodies are made of 90% water so keeping them hydrated is essential to the success of any mission, but taking your hands off your weapon to mess with a water bottle or canteen is not always a viable option. This pack from 5ive Star Gear delivers the hands-free water access that you have been searching for. The large main compartment holds a 2.5 liter bladder and features an integrated drinking straw for convenient water access. The fully adjustable straps ensure comfortable carry no matter how long the distance, while D-ring clips allows the for the attachment of additional gear.