Sawyer S1 Foam

 105,99 inc. IVA

  • Ideal for hiking and outdoor adventures
  • Removes bacteria, protozoa, chemicals and pesticides
  • Can be used up to 1600 refils
  • Bottle capacity of 0.6 liter
  • Lifetime warranty*

In stock

When you order from us

  • Done Free shipping Portugal & Spain (mainland) from €100
  • Done Delivery in Portugal & Spain in 48 Hours
  • Done Free Filter Replacement Reminder Email Notification*
  • Done Authorized dealer of Phoenix Gravity, British Berkefeld/Doulton, Zerowater and Sawyer
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The Sawyer S1 Foam is a portable waterfilter combining a foam filter with the Sawyer Micro Squeeze Filter. This filter is highly portable and especially designed for outdoor adventures and hiking. The filter removes 99.99% of bacteria, protozoa, chemicals and pesticides due to its 0.1 micron filter.

What is in the Box?

  • 1 x Sawyer S1 Foam Waterfilter with Silicone Bottle and Reducer Cap
  • 1 x Sawyer Micro Squeeze Filter (0.1 Micron)
  • Cleaning tool and coupling
  • Manual (English/Portuguese)

What does the Sawyer S1 Foam filter?

  • Bacteria (99,99%)
    • Salmonella
    • Giardia
    • Vibrio cholerae
    • Salmonella
    • Leptospirosis
  • Protozoa (99,99%)
    • Cryptosporidium
    • Giardia
  • Chemicals
  • Pesticides

If you require a Sawyer waterfilter that also filters heavy metals and viruses then please check the Sawyer® S3 Foam

How to use it;

  1. Unscrew the filter, fill the bottle to the Max Fill line, then screw the filter back onto the bottle.
  2. Squeeze the bottle in an alternating motion for 10 seconds (See video above)
  3. Drink directly from the filter or dispense water into another container.
  • Height: 35 cm
  • Weight: 284 gr
Additional documentation:
  • See the manual in English here
  • View filter test results here

*The warranty is on the filter itself and does not count towards the other parts or accessories that come with the system



Removes Viruses


Suitable for

Emergency, Hiking/Camping, Portable

Filtration Media


Filtration Type


Pore Size (Micron)


Removes Chemicals


Removes Fluoride


Removes Heavy Metals


Removes Limescale


Removes Microplastics


Requires Electricity


Removes Chlorine


Filtration Capacity (Liters)


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