--- product_id: 140721129 title: "Personal Water Filter Straw S1" brand: "membrane solutions" price: "24345 Ft" currency: HUF in_stock: true reviews_count: 13 category: "Membrane Solutions" url: https://www.desertcart.hu/products/140721129-personal-water-filter-straw-s1 store_origin: HU region: Hungary --- # 2 oz ultra-portable, fits 28mm bottles 0.1 micron ultra filtration precision 99.9999% pathogen removal certified Personal Water Filter Straw S1 **Brand:** membrane solutions **Price:** 24345 Ft **Availability:** ✅ In Stock ## Summary > 💦 Sip Smart, Stay Ready: The Ultimate On-the-Go Water Filter Straw ## Quick Answers - **What is this?** Personal Water Filter Straw S1 by membrane solutions - **How much does it cost?** 24345 Ft with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/140721129-personal-water-filter-straw-s1) ## Best For - membrane solutions enthusiasts ## Why This Product - Trusted membrane solutions brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Endless Hydration:** Filters up to 1,320 gallons (5,000 liters) of water, making it your reliable companion for every adventure, trip, or unexpected emergency. - • **Compact Powerhouse:** At just 7.1 inches and 2 ounces, this filter straw slips effortlessly into your backpack, purse, or emergency kit—hydration on the go, no bulk attached. - • **Survival-Grade Purity:** Triple NSF certification ensures your water is free from chlorine, lead, microplastics, and harmful bacteria—drink with absolute confidence. - • **Versatile & User-Friendly:** Compatible with threaded bottles, soft pouches, and gravity-fed systems—plus easy backflush capability for extended lifespan and hassle-free maintenance. - • **5-Stage Filtration Mastery:** Combines activated carbon, hollow fiber membranes, and multi-layer cotton to preserve essential minerals while delivering crisp, great-tasting water. ## Overview The Membrane Solutions Personal Water Filter Straw S1 is a scientifically certified, ultra-portable filtration device that removes 99.9999% of harmful pathogens and contaminants. With a 0.1 micron pore size and 5-stage filtration system, it guarantees clean, great-tasting water anywhere—perfect for hiking, travel, and emergency preparedness. Lightweight and compact, it fits standard 28mm bottles and delivers up to 1,320 gallons of purified water, making it an essential tool for health-conscious adventurers and professionals who never compromise on safety or convenience. ## Description desertcart.com : Membrane Solutions Personal Water Filter Straw S1 (Blue, 4 Pack) | NSF/ANSI 42 372 401 Certified, 1320 Gal Capacity, 0.1 Micron, Fits 28mm Bottle, BPA-Free, Survival Emergency Hiking Camping : Sports & Outdoors Review: Camping - Excellent product. I recommend it for camping. Review: Nice and compact - I received this in a timely manner. I have not used it yet. I have it on hand for emergencies. I put one in y glove box in my car. Hopefully I will never need it. ## Features - Drink Anywhere, Certified by Science - This survival-grade straw filter meets strict NSF/ANSI 42, 372, 401 standards (Test Report: NBF21-004693-01). It instantly removes 99.9999% of total coliforms (including E. coli and other representative organisms). It’s designed for extreme reliability during hiking, camping, international travel, or emergency preparedness—proven by science, trusted by adventurers. - Triple NSF Certified for Complete Reliability & Superior Taste​​ - Breathe easy with every sip. Our straw is independently certified to ​​NSF/42​​ (for chlorine & taste improvement), ​​NSF/372​​ (lead-free materials), and ​​NSF/401​​ (reducing microplastics and particulate). This triple verification guarantees you get the best-tasting water while ​​keeping​​ metals, microplastics and particulate at bay​​. - Portable & Long Life-Span - This straw filtration at only 7.1'' long and 1" in diameter fits any 28mm threaded bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpack, survival pack or purse. Both ends of the Upgrade water filter straw are removable for extend Longer Lifespan ensuring it provides up to 1,320 gallons (5,000 liters) of drinking water. Don't miss this opportunity to drink water conveniently wherever you go. - 5-Stage Filtration - Our Upgrade 5-Stage Filtration System includes a coarse filter screen, double layer pp cotton fiber, coconut shell activated carbon and hollow fiber ultrafiltration membranes. Flexible use of threaded water inlet cap to easy backflush. (IT DOES NOT LOWER TDS VALUE, ensuring water's essential mineral balance remains untouched.) - 0.1 Micron Pore Size & Balanced Flow Rate - This water filter straw features a 0.1 micron pore size, designed to help improve filtration precision. It delivers a flow rate of up to 16.9 fl oz/min (500 ml/min) for a balance between filtration performance and drinking speed, making it suitable for outdoor, travel, and emergency use. - Food-Grade Materials & Multiple Use Modes - Made from durable, BPA-free ABS plastic, this water filter straw is designed for everyday and outdoor use. Its compact size allows for easy handling and portability. The filter is compatible with soft water pouches, disposable water bottles, and gravity-fed setups, making it suitable for individual, family, or small group water filtration needs. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07SYYQZDN | | Best Sellers Rank | #183 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #2 in Camping & Hiking Water Filters | | Brand | Membrane Solutions | | Brand Name | Membrane Solutions | | Capacity | 1320 gallons | | Container Type | Bag,Bottle | | Customer Reviews | 4.7 out of 5 stars 14,129 Reviews | | Global Trade Identification Number | 00850071881745 | | Included Components | User Manual | | Installation Type | Personal Container | | Item Dimensions L x W x H | 8.1"L x 2.2"W x 1.6"H | | Item Weight | 2 ounces | | Manufacturer | Membrane Solutions | | Material | Plastic | | Material Type | Plastic | | Maximum Flow Rate | 500 milliliters_per_minute | | Model Name | gear | | Model Number | water filter straw | | Number of Items | 4 | | Number of Packs | 4 | | Other Special Features of the Product | Effectively eliminates up to 99.9999% of total coliforms (including E. coli and other representative organisms). Certified efficacy against: Escherichiacdli ATCC 25922 & Klebsiella terrigena 190737: 99.9999%% Staphylococcus aureus ATCC 6538 & Salmonella typhimurium ATCC 14028: 99.999% Vibrio cholerae FSCC 23209: 99.99%, ​​NSF/42​​ (for chlorine & taste improvement), NSF/372​​ (lead-free materials)… | | Part Number | water filter straw | | Power Source | Non Electric | | Product Dimensions | 8.1"L x 2.2"W x 1.6"H | | Purification Method | 5-Stage: Hollow Fiber Ultra Membrane, Activated Carbon Filter, Double PP Cotton Fiber, Coarse Filter | | Special Feature | Effectively eliminates up to 99.9999% of total coliforms (including E. coli and other representative organisms). Certified efficacy against: Escherichiacdli ATCC 25922 & Klebsiella terrigena 190737: 99.9999%% Staphylococcus aureus ATCC 6538 & Salmonella typhimurium ATCC 14028: 99.999% Vibrio cholerae FSCC 23209: 99.99%, ​​NSF/42​​ (for chlorine & taste improvement), NSF/372​​ (lead-free materials), ​​NSF/401​​ (reducing microplastics and particulate) Special Feature Effectively eliminates up to 99.9999% of total coliforms (including E. coli and other representative organisms). Certified efficacy against: Escherichiacdli ATCC 25922 & Klebsiella terrigena 190737: 99.9999%% Staphylococcus aureus ATCC 6538 & Salmonella typhimurium ATCC 14028: 99.999% Vibrio cholerae FSCC 23209: 99.99%, ​​NSF/42​​ (for chlorine & taste improvement), NSF/372​​ (lead-free materials), ​​NSF/401​​ (reducing microplastics and particulate) See more | | Supported Water TDS Level Maximum (PPM) | 1000 | | UPC | 850071881745 | | Unit Count | 4 Count | | Warranty Description | 1-year warranty from the date of purchase | ## Product Details - **Brand:** Membrane Solutions - **Capacity:** 1320 gallons - **Included Components:** User Manual - **Installation Type:** Personal Container - **Material:** Plastic - **Package Information:** Bag,Bottle - **Power Source:** Non Electric - **Product Dimensions:** 8.1"L x 2.2"W x 1.6"H - **Purification Method:** 5-Stage: Hollow Fiber Ultra Membrane, Activated Carbon Filter, Double PP Cotton Fiber, Coarse Filter ## Images ![Personal Water Filter Straw S1 - Image 1](https://m.media-amazon.com/images/I/71jRV-yTiUL.jpg) ## Available Options This product comes in different **Color, Style** options. ## Questions & Answers **Q: What is the shelf life of it?** A: Our personal water filter straw will be indefinite if unused and stored in a protected environment, moderate temperature, low ozone, etc. **Q: Can be connected gravity bags and disposable water bottles?** A: Our upgraded straw can not only connect disposable water bottles of 28mm threading as squeezable water filtration system but also as a replacement filter of different gravity systems. Of course, it also applies to our 6L gravity system "B08ZYMXLMH". **Q: What is different from the upgrade of the straw water filter and before?** A: The upgrade water filter has a larger filtration capacity of 5,000 L (Can only filter 1,500 liters before), and the water flow rate is getting faster. **Q: How to drink filtering water quickly?** A: 1) When Water Filter is dry, stand it up in drinking water for 1-2 mins or rinse the water filter straw under the tap from the "mouthpiece" side, until the inside is wet; 2) After each use, backwash by water, and vertical placement to dry. **Q: How to extend the straw water filter lifetime?** A: We suggest that you always use the best fresh water source to backwash the straw filter after each use. Note: Be sure to remember dry then storage and doesn't work for seawater. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Camping *by G***S on August 17, 2026* Excellent product. I recommend it for camping. ### ⭐⭐⭐⭐⭐ Nice and compact *by L***W on August 6, 2026* I received this in a timely manner. I have not used it yet. I have it on hand for emergencies. I put one in y glove box in my car. Hopefully I will never need it. ### ⭐⭐⭐⭐⭐ Good emergency product *by A***R on August 21, 2026* Work as they should ## Frequently Bought Together - Membrane Solutions Straw Water Filter S1, NSF/ANSI 42&372&401 certificated, Survival Filtration Portable Gear, Emergency Preparedness, Supply for Drinking Hiking Camping Team Family Outing - Aquatabs 397mg Water Purification Tablets (100 Pack). Water Filtration System for, Camping, Boating, Emergencies, Survival, RVs, and Marine-Use. Easy to Use Treatment and Disinfection. - Potable Aqua Water Purification Tablets with PA Plus, Portable and Effective Solution for Camping, Hiking, Emergencies, Natural Disasters and International Travel, Two 50ct Bottles --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hu/products/140721129-personal-water-filter-straw-s1](https://www.desertcart.hu/products/140721129-personal-water-filter-straw-s1) --- *Product available on Desertcart Hungary* *Store origin: HU* *Last updated: 2026-08-29*