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GRAYL GEOPRESS Water Purifier
Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
$99.95
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SKU: WX2*0711203
Overview
Built for hunters, travelers, and backcountry users who need drinkable water fast, this portable purifier turns questionable water sources into safe drinking water with a simple press-and-drink process. It is designed for use from sketchy spigots, hotel sinks, and murky rivers, making it a practical choice when clean water is not guaranteed. The unit also emphasizes convenience and reduced reliance on single-use bottled water, while its cartridge is rated for 350 cycles. Trade-offs are straightforward: it is a dedicated purifier system, so it is best suited to users who value speed, portability, and reliable water treatment over a more traditional bottle setup.
Why Hunters Choose the Grayl
Purifies Filters
Contaminated water in 8 seconds,
Produces 24
Ounces of safe drinking water
Onepress Global
Protection is effective anywhere, including
Removes Waterborne
Pathogens, including viruses, bacteria, and
Filters Particulates,
Many chemicals, pesticides, and heavy
Key Features
- Purifies and filters contaminated water in 8 seconds at 5 liters per minute.
- Produces 24 ounces of safe drinking water per press.
- OnePress Global Protection is effective anywhere in the world.
- Removes waterborne pathogens, including viruses, bacteria, and protozoan cysts.
- Filters particulates, many chemicals, pesticides, and heavy metals.
- SimpleVent Drink Cap vents air, helps protect against cross contamination, and supports one-handed hydration.
- Cartridge lifespan is rated for 350 cycles, or 65 gallons / 250 liters.
Best Used For
- Backcountry hunters needing fast water purification from rivers, creeks, or questionable sources.
- Travelers who want a simple, one-press purifier for camps, hotels, and remote stops.
- Users prioritizing compact hydration support without relying on single-use bottled water.
- Field users wanting a purifier tested to NSF/ANSI 42 and 53 standards.
- Hunters and outdoorsmen who need 24 ounces of purified water in a single cycle.
Specifications
| Capacity | 24 ounces |
|---|---|
| Cartridge Lifespan | 350 cycles (65 gal. / 250L) |
| Comfort Pads | SoftPress ergonomic comfort pads |
| Drink Cap | SimpleVent Drink Cap |
| Durability | withstands a 10' fall onto concrete |
| Epa Standards | Meets EPA standards for testing microbiological water purifiers |
| Filters | particulates, many chemicals, pesticides, and heavy metals |
| Flow Rate | 5 liters per minute |
| Grip | TopoGrip non-slip TPE |
| Improves | taste, smell and clarity |
| Nsfansi Standard | 42 and 53 |
| Protection | OnePress Global Protection |
| Purification Time | 8 seconds |
| Removes | waterborne pathogens (viruses, bacteria, and protozoan cysts) |
Pros
- Purifies and filters contaminated water in 8 seconds, at 5 liters per minute.
- Produces 24 ounces of safe drinking water in a single press cycle.
- OnePress Global Protection is effective anywhere, including all 7 continents.
- Removes waterborne pathogens, including viruses, bacteria, and protozoan cysts.
- Filters particulates, many chemicals, pesticides, and heavy metals.
- SimpleVent drink cap supports venting, cross-contamination protection, and one-handed hydration.
Considerations & Trade-offs
- Cartridge lifespan is rated for 350 cycles (65 gal. / 250L), so long trips or frequent use may require planning for replacement.
- It is designed to purify 24 ounces at a time, which may be limiting when you need larger volumes quickly.
- Use requires a scoop-and-press process, so it is not a grab-and-drink bottle for untreated water sources.
- The purifier is built around a specific purification workflow and tested standards, but it is not a substitute for carrying a separate water source when untreated water is unavailable.
Suggested Comparisons
- Backcountry water purifier
- Portable water filter bottle
- Travel water purification system
Suggested Accessories
- Water filter cartridge
- Replacement purifier cartridge
- Carrying case
- Cleaning brush
Frequently Asked Questions
How much water does the GRAYL GEOPRESS purify at one time?
The GEOPRESS purifies 24 ounces of water per use.
How fast does it make drinking water?
The product states that it purifies and filters contaminated water in 8 seconds, at a rate of 5 liters per minute.
What does it remove from water?
According to the product information, it removes waterborne pathogens including viruses, bacteria, and protozoan cysts. It also filters particulates, many chemicals, pesticides, and heavy metals.
Is it meant for use only in certain regions?
No. The product states that its Global Protection is effective anywhere and that it is effective on all 7 continents.
How long does the cartridge last?
The cartridge lifespan is rated for 350 cycles, or 65 gallons / 250 liters.