Membrane Solutions Gravity Water Filter Bag 6L. 3000 liter filter capacity. 41F to 100F temperature range. 0.1 micron pore size. Comes with gravity bag water filter straw silicone cover water hose shut-off clamp expansion interface and storage bag. Specifications for Membrane Solutions Gravity Water Filter Bag: Manufacturer: Membrane Solutions Color: Blue Age Group: Adults Package Contents: Membrane Solutions Gravity Water Filter Bag Membrane Solutions OESF021: Gravity Water Filter Bag 6L