Over-the-shoulder or under-the-arm tube routing options.•MOLLE for adding accessories, Velcro for ID Tags.•Source low profile technology distributes water volume evenly along the length of the system.•Exclusive triple layer PE reservoir for strength.•Source Glass-LikeTM liner with Grunge-GuardTM delivers true water taste and superior bacteria resistance.•Patented leakproof Widepac slider opens wide for easy cleaning and ice insertion. Saves added weight/profile of a filler cap.•Exclusive tactical StormTM drinking valve delivers more water, faster, with no biting.•Weave covered tube adds UV protection and insulation.•Source Quick Connect (SQC) seals watertight- tubes can be removed from filled reservoirs with no leaks or drips. Positive push button operation.•Source Quick Mate Technology (QMT) offers “one-click” installation of drinking valves, UTA tube refill adaptors, and other Source accessories.•Made from tough, abrasion resistant 1000D Cordura.