What are some popular brands for portable water treatment at REI?

The top brands for portable water treatment include: LifeStraw Katadyn Platypus MSR Grayl Browse our selection of top outdoor gear and apparel brands.

Which types of portable water treatment should I consider?

The top types of portable water treatment at REI Co-op include: Portable Water Filters Portable Water Purifiers Chemical Water Treatments Water Treatment Accessories Whether you're new to the outdoors or a seasoned pro, check out our wide selection of quality outdoor gear and apparel for your next adventure.

How can I earn a Co-op Member Reward on my portable water treatment purchase?

REI Co-op Members get 10% back annually on every eligible purchase, including most full-priced portable water treatment. (10% is typical but not guaranteed.) To earn or redeem rewards, buy a one-time $30 lifetime membership, or sign in as a member. See details about the Co-op Member Reward .

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Portable Water Treatment

(76 products)

Products (76)

Sort: Best Match

Top Rated
GraylUltraPress Ti Water Filter and Purifier Bottle - 16.9 fl. oz.
$179.95
272 reviews with an average rating of 4.8 out of 5 stars
Filter Type:
Bottle, Press
Best Use:
Backpacking, Travel
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
14.1 ounces
Top Rated
GraylGeoPress Ti Water Filter and Purifier Bottle - 24 fl. oz.
$199.95
280 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle, Press
Best Use:
Travel, Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb. 4 oz.
Top Rated
GraylUltraPress Water Filter and Purifier Bottle - 16.9 fl. oz.
$89.95
494 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle, Press
Best Use:
Travel, Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
12.5 ounces
Top Rated
KatadynPocket Water Filter
$429.95
76 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 3 oz.
PlatypusQuickDraw Filter System - 1 Liter
$54.95
23 reviews with an average rating of 3.5 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.3 ounces
MSRAutoFlow XL Gravity Filter - 10 L
$129.95
5 reviews with an average rating of 3.6 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking, Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
12 ounces
KatadynHiker/Hiker Pro/Base Camp Replacement Element
$59.95
62 reviews with an average rating of 4.0 out of 5 stars
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 24 fl. oz.
$59.95
162 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Camping, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 2 oz.
Top Rated
HydraPakSeeker 3 L Collapsible Water Container + Filter Cap - 100 fl. oz.
$60.00
31 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
4.5 ounces
LifeStrawPeak Squeeze Water Filter System - 22 fl. oz.
$37.95
173 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.6 ounces
Top Rated
GraylGeoPress Replacement Purifier Cartridge
$29.95
653 reviews with an average rating of 4.9 out of 5 stars
HydraPak42 mm Filter Cap
$35.00
16 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2 ounces
Top Rated
HydraPakSeeker+ 6L Gravity Filter - 200 fl. oz.
$80.00
8 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Gravity
Best Use:
Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.5 ounces
LifeSaverJerrycan 20000UF Water Purifier - 18.5 Liters
$299.95
31 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Pump
Best Use:
Camping, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
8 lbs. 9.6 oz.
LifeStrawGo Series 1 L Water Filter Bottle - 33.8 fl. oz.
$49.95
59 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
9.4 ounces
Top Rated
GraylUltraPress Replacement Purifier Cartridge
$24.95
145 reviews with an average rating of 4.8 out of 5 stars
LifeStrawSip Reusable Stainless-Steel Water Filter Straw - Package of 3
$89.95
138 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
Top Rated
LifeStrawGo Carbon Filter Replacement - Package of 2
$9.95
71 reviews with an average rating of 4.7 out of 5 stars
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$44.95
201 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Backpacking, Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
9 ounces
LifeStrawSip Reusable Stainless-Steel Water Filter Straw
$34.95
136 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
MSRGuardian Purifier Replacement Cartridge
$239.95
5 reviews with an average rating of 3.2 out of 5 stars
Top Rated
KatadynBeFree AC 0.5 L Water Filter Bottle
$47.95
36 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle
Best Use:
Trail Running
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.5 ounces
AquatabsWater Purification Tablets - Package of 100
$29.95
3 reviews with an average rating of 3.7 out of 5 stars
Filter Type:
Tablet
Best Use:
Travel, Backpacking, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
2.4 ounces
PlatypusQuickDraw Gravity Filter System - 3 Liter
$89.95
26 reviews with an average rating of 1.8 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.2 ounces
PlatypusDayCap In-Bottle Filter
$44.95
7 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.6 ounces
MSRThru-Link In-Line Microfilter
$54.95
21 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.5 ounces
HydraPakUltraFlask + Filter Cap
$50.00
0 reviews
Filter Type:
Squeeze
Best Use:
Trail Running, Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.3 ounces
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 18 fl. oz.
$49.95
64 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Camping, Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 1.6 oz.
LifeStrawGo Series Replacement Membrane Microfilter and Carbon Filter
$25.95
43 reviews with an average rating of 3.5 out of 5 stars
KatadynBeFree Activated Carbon Replacement - Package of 3
$29.95
0 reviews