Size:

Φ1.38 inches*7.09 inches

Filtration capacity:

100,000 gallons

Filter media:

Ultrafiltration membrane
 Activated carbon fiber

Pre-filter fabric

Reduces contaminants from the wild, such as stones, leaves, etc.

Hollow fiber membrane

Intercepts 99.99% of bacteria.

Activated carbon fiber

Improves the smell and taste of water sources.

Post polyester membrane

Reduces rust, sediment, particulates, and other impurities.

Smaller pore diameter

The smallest bacteria known in the biological world has an average length of 2 microns and a width of 0.5 microns. The filter straw adopts a 0.1-micron hollow fiber membrane to remove most of the common bacteria and protozoans in water.

Multiple ways to use

A filter straw can accomplish all of the functions of other personal water filters because of the variety of ways it can be used. It can be used with water bags or connected to water bottles to filter water for drinking. Both ends can be disassembled and connected to water bags or water bottles, offering you clean drinking water anywhere you want.

Easy to clean

No need for additional tools. Flush the filter straw with clean water through either a water bag or a compatible water bottle.

Meets various outdoor water needs

Suitable for outdoor entertainment, hiking, camping, domestic and international travel, and emergency preparedness (tornadoes, rainstorms, earthquakes, floods, etc.); meets emergency water needs in various situations.

Compact design for convenient use

The filter straw’s compact design makes it easier to carry, and it can provide up to 100,000 gallons of safe drinking water. It is easy to drink water with a filter straw and to quench your thirst instantly.

How much water could the filter straw purify?

The filter straw can provide safe drinking water up to 100,000 gallons.

What are the dimensions of the bare filter?

The length of the filer is 180mm and the diameter is 35mm.

What contaminants does the water filter straw remove？

Waterdrop filter straw adopts a 0.1-micron hollow fiber membrane, which could effectively remove most of the harmful substances in water, from large particles to extremely tiny particles effectively to ensure the safety of the water.

Which kind of bottle can be matched with the Waterdrop water filter straw?

The filter straw is matched with a pop bottle with a thread diameter of 27.5 mm in design, and therefore it can only be matched with a mineral water bottle with a thread diameter of 27.5 mm to avoid any leakage.

Can I connect the filter with a hose?

The filter straw can be matched with a hose with a thread diameter of 27.7mm.

Does this come with water bags?

Yes, the filter straw comes with one white water bag for filtered water.

Does this comes with a gravity water bag for raw water?

No, this set only includes a white water pouch for filtered water, if you also need a gravity water bag, please check WD-FSBUL or WD-GWB

Can I use this filter straw to filter saline water?

No, the filter straw can be used to filter freshwater rather than saline water.

Can I use the portable water filter for camping?

Yes, sure. The filter is designed for outdoor use like hiking, camping, domestic and international travel, emergency preparedness.

Can I use the water filter straw for survival?

Yes. It can meet your water demand in various situations like tornadoes, rainstorms, earthquakes, floods, etc.

I have used the personal water filter straw only once and it no longer works, why?

If the straw is not cleaned up after use, the filter element will be blocked. It should be repeatedly backwashed to remove impurities on the surface of the ultrafiltration membrane.

Why is there a peculiar smell in the second use of my portable water filter straw?

After use, dirty residues are left in the filter element. Please backwash the filter straw to remove dirty impurities on the surface of the filtration membrane. Each time before using, it should be backwashed to avoid a peculiar smell.

Für Outdoor-Ersatzfilter

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Wasserfilter-Strohhalm für Camping, Wandern, Reisen, Überleben und Notfallvorsorge von Waterdrop