---
product_id: 51781495
title: "Membrane Solutions Personal Water Filter Straw S1"
brand: "membrane solutions"
price: "S/.89"
currency: PEN
in_stock: true
category: "Membrane Solutions"
url: https://www.desertcart.pe/products/51781495-membrane-solutions-personal-water-filter-straw-s1
store_origin: PE
region: Peru
---

# 2 oz ultra-portable, fits 28mm bottles 0.1 micron ultra filtration precision 99.9999% pathogen removal certified Membrane Solutions Personal Water Filter Straw S1

**Brand:** membrane solutions
**Price:** S/.89
**Availability:** ✅ In Stock

## Summary

> 💦 Drink Smart, Live Adventurously — Filter Fearlessly Anywhere!

## Quick Answers

- **What is this?** Membrane Solutions Personal Water Filter Straw S1 by membrane solutions
- **How much does it cost?** S/.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/51781495-membrane-solutions-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

- • **Optimal Flow Rate & Precision:** Enjoy a smooth 16.9 fl oz/min flow rate balanced perfectly with 0.1 micron pore size for fast, effective filtration on the go.
- • **Unmatched Filtration Capacity:** Sip confidently with up to 1,320 gallons (5,000 liters) of clean water from a single compact straw—your ultimate hydration companion.
- • **Lightweight & Versatile Design:** At just 2 ounces and 7.1 inches long, this BPA-free straw fits any 28mm bottle, pouch, or gravity setup—ideal for hiking, travel, and emergencies.
- • **5-Stage Advanced Filtration System:** Experience superior water quality with a multi-layer filter including activated carbon and hollow fiber membranes that preserve essential minerals.
- • **Survival-Grade Triple NSF Certification:** Trust in science-backed purity with NSF/ANSI 42, 372, and 401 certifications ensuring contaminant-free, great-tasting water anywhere.

## Overview

The Membrane Solutions Personal Water Filter Straw S1 is a compact, lightweight, and NSF triple-certified water filter straw that removes 99.9999% of harmful pathogens including E. coli. Featuring a 5-stage filtration system with a 0.1 micron pore size, it delivers up to 1,320 gallons of clean, great-tasting water at a flow rate of 500 ml/min. Designed for portability and versatility, it fits standard 28mm bottles and is made from BPA-free materials, making it perfect for hiking, travel, and emergency preparedness.

## Description

desertcart.com: Membrane Solutions Personal Water Filter Straw S1 (Camo, 1 Pack) | NSF/ANSI 42 372 401 Certified, 1320 Gal Capacity, 0.1 Micron, Fits 28mm Bottle, BPA-Free, Survival Emergency Hiking Camping : Sports & Outdoors

## Features

- Survival Gear for Outdoor Water Needs - If you want to obtain drinking water simply and quickly, you can use this survival gear. The mini and lightweight filtering system are ideal for recreation, hiking, camping. It’s also your good companion for scouting, domestic and international travel, emergency preparedness.
- 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.)
- Smaller Pore Size - We all know that the smaller the pore size, the higher the filtering accuracy, our pore size is 0.1microns. Compared to the 0.2-micron water purifier straw on the market, Membrane Solutions 0.1 microns pore size water purifier straw maintains the optimum flow rate (16.9 fl oz/min / 500ml/min) and a high filtration accuracy at the same time.
- High-Quality Materials & Versatile Filtering Modes - Made of durable food-grade plastics, manufactured with BPA-Free ABS, ensuring quality drinking water. Compared to the big filter straw on the market, Membrane Solutions water filters have a smaller frame, more convenient to use and more filtered modes, ideal for connecting with a soft water pouch or disposable water bottle, even as a replacement gravity filter to get water for family & group.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9Y3VH5W |
| Best Sellers Rank | #217 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #3 in Camping & Hiking Water Filters |
| Brand Name | Membrane Solutions |
| Capacity | 5000 liters |
| Container Type | Bag,Bottle |
| Customer Reviews | 4.7 4.7 out of 5 stars (14,349) |
| Included Components | One Camo Straw Water Filter for Outdoor, Instruction Manual |
| Installation Type | Freestanding |
| Item Dimensions L x W x H | 1"L x 1"W x 6.7"H |
| Item Highlight | NSF/ANSI 42 372 401 Certified, 1320 Gal Capacity, 0.1 Micron, Fits 28mm Bottle, BPA-Free, Survival Emergency Hiking Camping |
| Manufacturer | Membrane Solutions |
| Material Type | Plastic |
| Maximum Flow Rate | 500 milliliters_per_minute |
| Model Name | Upgrade |
| Number of Items | 1 |
| Number of Packs | 1 |
| Other Special Features of the Product | Portable |
| Part Number | S1 |
| Power Source | Manual Operation |
| Purification Method | Hollow Fiber Membrane |
| Supported Water TDS Level Maximum (PPM) | 300 |
| UPC | 850071881547 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Membrane Solutions
- **Capacity:** 5000 liters
- **Included Components:** One Camo Straw Water Filter for Outdoor, Instruction Manual
- **Installation Type:** Freestanding
- **Material:** Plastic
- **Package Information:** Bag,Bottle
- **Power Source:** Manual Operation
- **Product Dimensions:** 1"L x 1"W x 6.7"H
- **Purification Method:** Hollow Fiber Membrane
- **Special Feature:** Portable

## Images

![Membrane Solutions Personal Water Filter Straw S1 - Image 1](https://m.media-amazon.com/images/I/51Ic-5rn1zL.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.

## 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.
- LifeStraw Personal Water Purifier for Hiking, Camping, Travel, and Emergency Preparedness

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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-10-19*