Bachgold Straw Water Filter Outdoor
Filter dich rein. In Sekunden zum sauberen Trinkwasser.
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BACHGOLD
★ CLASSICS
The original Bachgold. Press stamp. 7 colors.
The Bachgold Selfpress Water Filter — the original Bachgold filter that started it all. Press-plunger mechanism, hollow fiber membrane (0.2 µm), activated carbon core. Robust, tried and tested for years.
Perfect for camping, multi-day tours, and outdoor enthusiasts who prefer the classic. 7 colors to choose from, BPA-free, Swiss Engineered in Zurich.
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Bachgold Straw Water Filter Outdoor
Bachgold® Replacement Filter
Innovation: World's first self-press water filter with hollow fiber technology
Removes 99.99% of all bacteria, protozoa, and other pathogens
Capacity: 1500 liters or 2500 uses
Filter accuracy: up to 0.05 sqm and filters [pathogen 1, pathogen 2, pathogen 3, pathogen 4 etc.)
Compact all-in-one solution.
Get your Bachgold Outdoor Water Filter now and be ready for any adventure!
Whether you need to drink from questionable water sources or simply want to improve the taste of tap water – our innovative and world's first self-press filter with hollow fiber technology removes 99.99% of all bacteria, protozoa, and other pathogens.
You'll never have to worry about contaminated water again. In just a few seconds, our filter produces clean drinking water – anywhere in the world.
Shipping: Orders placed before 2 PM are dispatched on the same business day (DHL / DPD). Delivery time 1–3 business days within Germany, 2–5 business days within the EU. Shipping costs €4.95 — free for orders over €75.
Returns: 30-day return policy from receipt, no questions asked. Free returns via the enclosed return label. Refund to the original payment method within 14 days of receiving the goods.
365 Days Bachgold® Guarantee. We stand for quality — and promise you a full year of free replacement in case of damage.
Replaceable Parts: Should parts such as the lid, strap, or bottle break, simply contact us at info@bachgold-outdoor.com — we will take care of your request as quickly as possible.
Plus 30-Day Money-Back Guarantee: If you are not satisfied with your Bachgold product, you will receive your money back within the first 30 days — no questions asked, free of charge.
In Action
Bacteria-free in 10 seconds
Bacteria, viruses, heavy metals, microplastics: Selfpress mechanism with hollow fiber membrane and activated carbon. No electricity, no waiting time, no chemicals.
99.9999%
Bacteria & Viruses
0.2 µm
Filter accuracy
1,500 L
Range
In detail
Three components, one filter. Click on the dots in the image — we explain every detail.
Lid with drinking spout
Non-slip surface, ergonomic — a firm grip even with gloves. You'll feel the closure click.
Inner Bottle
BPA-free, double-walled. Keeps drinking water temperature-stable for several hours — whether warm or cold.
Filter element
Hollow fiber membrane 0.2 µm + activated carbon. Antibacterial coating, replaceable — up to 1,500 L per cartridge.
Lid with drinking spout
Non-slip surface, ergonomic — a firm grip even with gloves. You'll feel the closure click.
Inner Bottle
BPA-free, double-walled. Keeps drinking water temperature-stable for several hours — whether warm or cold.
Filter element
Hollow fiber membrane 0.2 µm + activated carbon. Antibacterial coating, replaceable — up to 1,500 L per cartridge.
Lightweight
400g
Ergonomic design, lightweight materials. Forgotten in your backpack, unobtrusive on your hip belt — until you need it.
Standard Filters in the Outdoor Market: 250–600 g depending on volume.
Bachgold in action
Wherever you want to go — you'll have clean water with you. No setup, no power, no compromise.
Known from
Here's how it works
Self-press mechanism. Press-ram + hollow fiber + activated carbon — robust, mechanical, proven over many years.
Step 01
From lake, stream, or tap. Fill up the tank — at home, by the campfire, or on the go.
Step 02
Press down the plunger. Hollow fiber membrane + activated carbon filter in seconds — no electricity, no waiting time.
Step 03
99.9999% of bacteria, viruses, heavy metals, chlorine — all removed. Drinkable, tasteless, safe.
Reviews
All reviews from our Loox app — with verified purchase and in-use photo.









+1Apr. 19, 2026
“Great filter, robust and reliable. Greetings from Madeira 😌🤝”

Jan. 20, 2026
“After initial difficulties pulling the filter unit out of the housing on the first attempt (I got help from my neighbor), I am now on a trip in a national park in Costa Rica, and the bottle is exactly what I need here! Single-use plastic bottles are prohibited in the parks! Refilling is now possible without any problems!”

Sep. 19, 2025
“Tested on the Mittelland Canal 👍 .... In 2024, on the Camino, where others got sick from spring water, I was able to enjoy the water without a second thought. Yesterday, I tested the filter in my water barrel — the water has been sitting in there for quite some time. Perfect filter, I love it 🤘 Never another one!”

September 8, 2025
“Unrestricted access to water along the trail!”

Aug. 20, 2025
“I am completely satisfied with the filter! It has already accompanied me through Finland and on some routes through Germany. Filtering is surprisingly easy, and the filtered water is definitely drinkable! However, a slight aquatic taste always remains; this is only really pungent in standing waters with a lot of algae and suspended solids.”

May 17, 2025
“Wild camping on our West Highland Way tour. We took water from rivers and lakes and filtered it. Everything went great — nobody had stomach problems 😉”

March 17, 2025
“The operation is very stiff; it could be eased by improving the grip on the upper part. The water level indicator is hard to see. But otherwise, I am satisfied.”

March 12, 2025
“So far, everything is great, shipping was super and fast. I haven't tried the bottle yet — an indicator on the bottle would be good, so you know when you need a new cartridge. I will post a new review on my Instagram and on the website once I've used the bottle.”

Jan. 12, 2025
“Hello, unfortunately we haven't had a chance to use it yet ;) The product makes a very high-quality impression and the function is very simple. Best regards, Grandpa Achim”

January 5, 2025
“Hello, the product was delivered quickly and is of very good quality. Unfortunately, I cannot comment on its functionality as it has not yet been used.”
+1Dec. 26, 2024
“The lettering was no longer nice after just one week of use (see photos). By now (2 weeks in Madeira) it is no longer visible at all. The bottle is also very prone to scratches and the "rubber" behind the lid has small cracks. I really expected more for the price. I only drank from sources 3 times and had no problems with the water. The purpose was at least fulfilled.”

Sep. 17, 2024
“We were hiking long-distance in Lofoten and bought Bachgold water bottles to have water everywhere. We were super happy with our choice. Bachgold delivers on its promise. Super fast and easy access to the best water! We love it! :D”

Sep. 15, 2024
“Super soft water 💦 comes out, tastes neutral - but pushing it down isn't easy.”

Sep. 1, 2024
“I tried out the Bachgold water filter for the first time while canoe touring in Sweden and I'm thrilled. The filtered water tasted great and all our water bottles were filled quickly. Afterwards, I air-dried the filter each time in a 'vegetable bag'. I can only recommend this product — and their great support for any questions!”

Aug. 17, 2024
“Fast delivery. The product has not been used yet.”

August 6, 2024
“Simply superb, I'm absolutely thrilled with this filter. The price-performance ratio is perfect. I've found my dream filter.”

July 8, 2024
“👍🏽”

June 25, 2024
“Photo from the office deployment 😉 Everything's great, I'm very satisfied — flawless outdoors 😁”

June 23, 2024
“We took our filters to northern Sweden and also filtered all kinds of water with them in Germany and never had any problems afterward. When filtering, one should not press the filter into the container too hastily and take one's time. I can only recommend a purchase.”

June 3, 2024
“I immediately chose the right water trough (picture) and was very satisfied with the result. The water was clean, tasted good, and was well-tolerated.”
Lab validation
Hollow fiber membrane finer than any known bacteria, virus, or parasite. Mechanical, without chemicals, without batteries.
Up to 1,500 liters of drinking water per filter — approx. 2,500 applications. One season of thru-hiking or two expeditions. NSF P231 Lab-validated.
The second filter stage binds chlorine and heavy metals and neutralizes taste. Water tastes like water — whether from a mountain stream or a tap.
European reference standard for virus filtration. Each filter undergoes quality control in Zurich — documented, reproducible.
Thanks to the practical all-in-one solution of the BACHGOLD outdoor water filter, no external hoses or cumbersome components are needed to filter the water. You get filtered water within a few seconds and can drink it directly from the bottle.
Up to the indicated fill line of the BACHGOLD outdoor water filter, the outer container holds 650 ml. This means that exactly 500 ml of filtered water is obtained after the filtering process.
The maximum application capacity is approx. 1500 liters of water. This corresponds to approximately 2500 applications before the filter needs to be replaced.
After use, you should first rinse the filter element of the BACHGOLD outdoor filter with clear water to remove coarse impurities from the bottom. In addition, all other components of the water filter, with the exception of the filter element, can be cleaned in the dishwasher.
The BACHGOLD Outdoor Water Filter's filtration system consists of two filter stages: a hollow fiber membrane filter and an activated carbon filter.
The NSF P231 is a certification standard from the National Sanitation Foundation (NSF) for drinking water filters designed to reduce or remove microbiological contaminants. This standard defines the requirements and test methods that a water filter must meet to test its effectiveness in reducing specific pathogens.