Restock with end of year savings
One-time purchase
To see product details, add this item to your cart.
Ships from: Â鶹Çø
Sold by: Membrane Solutions Corp
To see product details, add this item to your cart. You can always remove it later.
Returns
Returnable until 31 Jan 2026
Returnable until 31 Jan 2026
For the 2025 holiday season, eligible items purchased between 1 November and 31 December 2025 can be returned until 31 January 2026.
Read full return policy
Payment
Secure transaction
Your transaction is secure
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don¡¯t share your credit card details with third-party sellers, and we don¡¯t sell your information to others. Learn more
To see product details, add this item to your cart. You can always remove it later.
Added to

Sorry, there was a problem.

There was an error retrieving your wish lists. Please try again.

Sorry, there was a problem.

List unavailable.
  • Membrane Solutions Water Filter Straw WS02, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency
  • To view this video, download

Membrane Solutions Water Filter Straw WS02, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency

4.7 out of 5 stars 951 ratings
To see product details, add this item to your cart. You can always remove it later.

Purchase options and add-ons

About this item

  • Innovative Detachable Design: Our WS02 water filter straw now is the only detachable straw on the market, both ends can be disassembled. That means it just needs to replace the filter element anytime and anywhere, no need to replace the straw tube shell frequently, which is truly reusable, money-saving, and more environmentally friendly. SGS certificated, Test Report NBF21-004693-01.
  • Superior Backwash Solution: Detachable mouthpiece connects with the common bottle for backwashing, no need for an extra syringe, make cleaning easier. Camping water filter does not expire like water purification tablets and does not require batteries, very easy to use.
  • 4-Stage Filtration: Our backpacking water filter is made up of 0.1-micron hollow fiber ultrafiltration membrane, coconut shell GAC filter, and double PP fiber filter. Removes 99.99999% of escherichia coli, odor, iodine, chlorine, heavy metals, make water taste better. What's more, it can maintain the optimal flow rate (500ml/min) while the filter pore size is smaller. Long lifespan to provide at least 20,000 liters clean water.
  • Versatile Filtering Modes: Direct use as a personal water filter; also ideal for connecting with soft water pouch or standard disposable water bottles to get pure water; even add an extension silicone pipe (Tubing NOT Included) on emergency water filter for more distance to drink; plus, as a replacement gravity filter to provide enough fresh water for family & group.
  • Safier Survival Tool: Match with EPA filter standards, Food-grade and BPA-Free materials ensure drinking water safety. An ideal tool for multiple purposes such as backpacking gear, hiking gear, travel accessories, camping safety & survival equipment and emergency preparedness items. Even the hiking water filter is also suitable as a gift for hikers.
› See more product details

Product details

  • Product Dimensions ‏ : ‎ 22 x 3.99 x 3.99 cm; 85.05 g
  • Date First Available ‏ : ‎ June 1 2022
  • Manufacturer ‏ : ‎ Membrane Solutions
  • ASIN ‏ : ‎ B08MQMC8PL
  • Item model number ‏ : ‎ S2
  • Â鶹Çø Rank: #9,331 in Sports & Outdoors (See Top 100 in Sports & Outdoors)
  • Customer Reviews:
    4.7 out of 5 stars 951 ratings

Frequently bought together

This item: Membrane Solutions Water Filter Straw WS02, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency
$59.99
Get it by Tuesday, Nov 18
In Stock
Sold by Membrane Solutions Corp and ships from Â鶹Çø Fulfillment.
+
Membrane Solutions Gravity Water Filter Pro 6L, 0.1-Micron Versatile Water Purifier Camping with Adjustable Tree Strap Storag
$55.99
Get it by Tuesday, Nov 18
In Stock
Sold by Membrane Solutions Corp and ships from Â鶹Çø Fulfillment.
+
Aquatabs Water Purification Tablets, 100 Pack Varieties (1 Tablet = 1L) | Iodine & Chlorine-Free | 5-Year Shelf Life | Campin
$19.99
Get it by Tuesday, Nov 18
In Stock
Sold by Branch Point Inc. and ships from Â鶹Çø Fulfillment.
Total price:?$00
To see our price, add these items to your cart.
Details
Added to Cart
These items are shipped from and sold by different sellers.
Show details Hide details
Choose items to buy together.
Brief content visible, double tap to read full content.
Full content visible, double tap to read brief content.

Videos for similar products

Previous page

  1. Membrane Solutions Water Filter Straw WS02, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency522
    $28.99

  2. Waterdrop Gravity Water Filter Straw, Camping Water Filtration System, Water Purifier Survival for Travel, Backpacking and Emergency Preparedness, 1.5 gal Bag, 0.1 Micron, Light Blue277
    $54.59

  3. Puribag Micro Mini Membrane Water Filter | Lightweight & Compact Filter Straw for Camping/Hiking- Portable Water Purifier/Survival Filter- Removes 99.99% Bacteria, Filters 5,000L19
    $25.99

  4. Membrane Solutions Personal Water Filter Straw with an Official Carry Case, Emergency Water Filter and Case Survival, Lightweight Water Purifier with Zip Lock Bag for Camping Hiking Gear(Orange)68
    $26.99

  5. Greeshow Electric Portable Water Filter with Reusable 0.01 Micron Filter for Camping, Hiking, Survival with 3000mAh Portable Power Bank, Suport USB/Solar/Hand Crank Charing (Set of 2 Filters)23
    $129.00

  6. Puribag Pro Water Filtration System- Water Purification Bag + Membrane Filter Straw Kit+12 P&G Water Purification Sachets. Emergency Water Filter/Gravity Filter- Camping,Survival,Hiking & Backpacking29
    $69.99

  7. Electric Portable Water Filter Camping - High Precision Water Purifier System with Solar/Hand-Crank/USB Charging, Emergency Light for Camping Backpacking Hiking Travel Outdoor, Phone Charger, GS-2811116
    $99.00

  8. Membrane Solutions Personal Water Filter Straw with an Official Carry Case, Emergency Water Filter and Case Survival, Lightweight Water Purifier with Zip Lock Bag for Camping Hiking Gear(Blue)150
    $29.99

  9. Survivor Filter Squeeze Kit - Collapsible Bottle & Filter Straw - Viral, Parasite, Bacterial Filter589
    $64.95
Next page

From the brand

Previous page

  2. Since 2006, Membrane Solutions' mission is clean water and air worldwide through advanced membranes.

    We've become global purification leaders certified by ISO9001 and NSF, Our cutting-edge tech empowers products meeting American standards to truly purify water and air.

    Membrane Solutions - innovation and sustainability for a brighter future.

  3. »§ÍâÆ·ÅƹÊÊÂ
  4. Water Purifier
  5. Membrane Solutions Squeeze Water Filtration System for Camping, Hiking, Travel, Biking, Emergency...
    Membrane Solutions Gravity Water Filter Pro 6L, 0.1-Micron Versatile Water Purifier Camping with ...
    Membrane Solutions Replacement Squeezable Pouch of Set 4
    Membrane Solutions Water Filter Straw, Survival Filtration Portable Gear, Emergency Preparedness,...

    More Ways to Get Clean Water

    Visit the store

Next page

Product Description

WS02 Detachable water filter
water filter straw
water filter camping
survival water straw purifier

More Choices

Collapsible Water Bottle

WS02 Replacement Filter

Squeezable Water Filter

6L Gravity Water Filter

Water Filter

Buying Options
Customer Reviews
4.4 out of 5 stars 141
4.6 out of 5 stars 77
4.4 out of 5 stars 189
4.5 out of 5 stars 1,326
4.5 out of 5 stars 10,766
Remove Escherichia Coli
✘ ✔ ✔ ✔ ✔
Reduce Chlorine and Bad Taste
✘ ✔ ✔ ✔ ✔
Filter Lifespan
- 5,000L/per 5,000L/per 5,000L/per 5,000L/per
Filtration Accuracy
- 0.1 microns 0.1 microns 0.1 microns 0.1 microns
Applicable Occasion
Hiking, Camping and Emergency Hiking, Camping and Emergency Hiking, Camping and Emergency Hiking, Camping and Emergency Hiking, Camping and Emergency

Brands in this category on Â鶹Çø

Sponsored

Product Summary: Membrane Solutions Water Filter Straw WS02, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency

From Membrane Solutions

4.7 out of 5 stars, 951 ratings

Customer reviews

50+ bought in past month

Price

No featured offers available

Other sellers

Other sellers

About this Item

  • Innovative Detachable Design: Our WS02 water filter straw now is the only detachable straw on the market, both ends can be disassembled. That means it just needs to replace the filter element anytime and anywhere, no need to replace the straw tube shell frequently, which is truly reusable, money-saving, and more environmentally friendly. SGS certificated, Test Report NBF21-004693-01.
  • Superior Backwash Solution: Detachable mouthpiece connects with the common bottle for backwashing, no need for an extra syringe, make cleaning easier. Camping water filter does not expire like water purification tablets and does not require batteries, very easy to use.
  • 4-Stage Filtration: Our backpacking water filter is made up of 0.1-micron hollow fiber ultrafiltration membrane, coconut shell GAC filter, and double PP fiber filter. Removes 99.99999% of escherichia coli, odor, iodine, chlorine, heavy metals, make water taste better. What's more, it can maintain the optimal flow rate (500ml/min) while the filter pore size is smaller. Long lifespan to provide at least 20,000 liters clean water.
  • Versatile Filtering Modes: Direct use as a personal water filter; also ideal for connecting with soft water pouch or standard disposable water bottles to get pure water; even add an extension silicone pipe (Tubing NOT Included) on emergency water filter for more distance to drink; plus, as a replacement gravity filter to provide enough fresh water for family & group.
  • Safier Survival Tool: Match with EPA filter standards, Food-grade and BPA-Free materials ensure drinking water safety. An ideal tool for multiple purposes such as backpacking gear, hiking gear, travel accessories, camping safety & survival equipment and emergency preparedness items. Even the hiking water filter is also suitable as a gift for hikers.
Report an issue with this product or seller

Feedback

Did you find this product summary feature useful?

Thank you for your feedback
Thank you for your feedback. You selected ¡°Yes, it is useful¡±
Thank you for your feedback. You selected ¡°No, it is not useful¡±
Product summary presents key information. Close to see all product details.