The Sawyer SP183 filter system includes the following:
The Sawyer SP183 Emergency Water Filter System provides clean and fresh drinking water in emergency situations. This Sawyer water filter can purify 4 liters of water in just 3 minutes. The Sawyer water filter system can reduce contaminants down to 0.10 absolute microns, and includes a 4 liter nylon dirty water dispenser.
Sawyer SP183 Emergency Water Filter System specifications: