๐ŸŒ Worldwide shipping ยท 30-day returns ยท Rated Excellent on Trustpilot โ˜…โ˜…โ˜…โ˜…ยฝ
Price
$143.99
Membrane Solutions Gravity Water Filter Pro, 0.1-Micron Personal Water Filter Straw with 6L Gravity Water Bag, Drinking Water Purifier for Group Emergency Preparedness, Hiking, Camping โ€” image 1
Water FiltersMembrane Solutionsโœ“ In stock

Membrane Solutions Gravity Water Filter Pro, 0.1-Micron Personal Water Filter Straw with 6L Gravity Water Bag, Drinking Water Purifier for Group Emergency Preparedness, Hiking, Camping

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$143.99

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About this item
  • Safe and Reliable - The water filter system is SGS certificated (Test Report NBF21-004693-01), matches with EPA filter standards, Food-grade and BPA-Free materials ensure drinking water safety. Each straw provide at least 5,000 liters clean water, 5000L clean and drinkable water in the backpack on the go.
  • 4-Stage Filtration - The camping water filter straw 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, chlorine, heavy metals, improves water taste. At the same time, it can maintain the optimal flow rate (500ml/min).
  • Superior Backwash Design - Detach the mouthpiece and connect the filter straw with the bottle for backwash, no need for an extra syringe, makes cleaning more easier. No worries about the expiration like a water purification tablets either.
  • Versatile Use Ways - Besides combines with the gravity water filter system, also allows using as a water filter straw direct, adding an extension tube on water straw for more distance using, or connecting with water bottles/bags.
  • Complete Accessories - The camping water filter comes with a adjustable tree strap that fits the most trunks(min. length: 22.5", max. length: 41.5") and a storage bag. The entire gravity filtration system only weighs 0.7 pounds.
Product details
Brand
Membrane Solutions
Manufacturer
Membrane Solutions
Material
Polypropylene
Colour
Blue, Black, White
Size
1.59 gallons
Weight
0.36 kg
Model number
OESF021_M1
Part number
OESF021_M1
EAN
0850071881653

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
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Excellent
4.5 average rating
See all reviews โ†’
S
Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1โ€“2 of 10 reviews

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