This Sawyer water filter was tested to 10 million parts of bacteria and one million parts of protozoa without a single breakdown, the highest testing level for filtration.
1 - 34 oz BPA FREE Durable Water Bottle with a flip-top cap
1 - 0.10 Absolute Micron Water Filter
2 - Replacement Drinking Straws
1 - Back flush pump
Cleaning and Maintenance Instructions
Filter Weight - 1.8 ounces
Water Filter 0.1 performs at 7/6/B level in-line means bacteria @ 99.9999 6 log and cysts @ 99.9 3 log from any water source.