At just 5.5 ounces in weight, this durable BPA FREE water bottle can deliver clean water as fast as you can drink it. Use the included filter with the bottle, on a hydration pack, or as an ultra light filter option.Features:The PointONE filter removes 99.99999% of all bacteria, such as salmonella, cholera and E.coli; removes 99.9999% of all protozoa, such as giardia and cryptosporidiumAll Sawyer water filters meet or exceed Environmental Protection Agency (EPA) recommended removal ratesThe included filter is designed to have a high flow rate so you can get fresh, clean water from your bottle easily and instantly.Our filters are fully field maintainable and with the included backwash syringe, you can always ensure a fast flow of water.We think the bottle we’ve included is pretty sweet, but just in case you don’t we’ve design the cap in standard 63mm, to fit on most other wide-mouth water bottles.Sawyer Water Treatment filter bottle comes with a Million Gallon Guarantee = virtually no need to ever replace the filter cartridge.Includes:34 fl. oz. BPA free bottle63mm capHollow fiber filterBackwash syringe2 replacement drinking strawsInstructions