GravityWorks 4.0L Water Filter System Daypacks Built in safety tabs

Built in safety tabs

The Therm-A-Rest Atmos™ Foam is lighter than before

simple design

Merino-lined

GravityWorks 4.0L Water Filter System Daypacks Built in safety tabsThe reviews keep coming and one thing is clear, the GravityWorks system is changing how people filter water. Delivering four liters of filtered water is just 2. 5 minutes with no pumping, theres simply no easier or faster way to get safe water away from home. Ideal for bigger groups, the systems eight liter (four liters in each reservoir) capacity eliminates both the worry and hassle of keeping plenty of water around for anything you need. The updated