
Photo is illustrative. Only the item described is included.
Water
Pocket Water Filter Straw
Slim personal straw filter for sipping from streams, lakes and stored water
£0.99 + £2.40 delivery
Delivery is charged per product because each item ships directly from its supplier, so items can arrive separately. Estimated delivery 10-20 working days. Tracked.
A lightweight personal filter straw that lets you drink straight from a puddle-free source such as a stream, lake or a bucket of stored water. Water is drawn through a hollow-fibre filter as you sip, which is designed to remove sediment, many bacteria and protozoa.
It is a very cheap, very small backup for a grab bag, car or travel kit. It is a fresh-water filter only, it needs no batteries, and you suck rather than pump, so it suits one person at a time.
Key features
- Drink directly through the filter
- Hollow-fibre filter element
- No batteries or tools needed
- Slim enough for a pocket or grab bag
- Neck lanyard style carry on many versions
- Very low cost backup
How to use it
You sip fresh water straight through a hollow-fibre filter straw, with no pumping or batteries.
- Choose the clearest fresh water you can find, such as a stream, a lake or a bucket of stored water.
- Remove any caps or covers from both ends of the straw.
- Hold the straw so the intake end is under the surface and clear of mud and weeds.
- Put the mouth end between your lips and suck steadily, as you would with a drinking straw.
- Drink slowly. It takes a little effort to pull water through the filter.
- When finished, shake out excess water, cap or cover both ends and stow the straw dry.
Tips
- Scoop water from moving or clear areas rather than stagnant, scummy water; the listing says it is built to remove sediment, many bacteria and protozoa, and no more than that.
- Practise once at home with a bucket so you know how much effort it takes.
- One person uses one straw at a time. Carry a spare if you are in a group.
Safety and limits
- Fresh water only. Do not use it on sea water.
- The listing does not say it removes viruses or chemicals, so avoid water that may be contaminated with them, and follow the instructions supplied with your straw.
Please note
- Filters fresh water only; it will not remove salt, chemicals or heavy metals
- Filtration claims are the seller's own and are not independently tested; do not rely on it for water you know is chemically contaminated
- Rinse and dry after use and do not let the element freeze
Specifications
| Type | Personal straw filter |
| Filter media | Hollow fibre (sellers claim 0.01 to 0.1 micron, unverified) |
| Pack | 1 piece |
| Water type | Fresh water only |
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