Platypus GravityWorks 4L
Specs
- Weight 11.5 oz.
- Filter Type Gravity filter
- Filter Life 1,500 L
- Flow Rate 1.75 L/min
Pros
- Bags are clearly labeled "dirty" and "clean," so there's no confusion
- Flow rate is pretty great for a gravity filter
- Quick disconnect on dirty bladder side makes it easy to set up
- Large 4 liter capacity
Cons
- Can require an air flush to get full flow rate potential
- Dirty bag zip closure doesn't always stay closed
