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
SawyerSqueeze Water Filtration System with Cnoc Premium 1-Liter Bottle
$59.95
9 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
4.8 ounces
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 24 fl. oz.
$59.95
150 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.
LifeStrawGo Series 1 L Water Filter Bottle - 33.8 fl. oz.
$49.95
57 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
SawyerDual-Threaded MINI Water Filtration System - Package of 2
$36.95
1 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking, Emergency Preparedness
Removes/Destroys:
Protozoa And Bacteria
Weight:
1.4 ounces
Top Rated
GraylGeoPress Replacement Purifier Cartridge
$29.95
646 reviews with an average rating of 4.9 out of 5 stars
PlatypusGravityWorks/CleanStream Replacement Cartridge
$76.95
68 reviews with an average rating of 4.3 out of 5 stars
KatadynHiker/Hiker Pro/Base Camp Replacement Element
$54.95
61 reviews with an average rating of 4.1 out of 5 stars
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
Top Rated
HydraPak42 mm Filter Cap
$35.00
15 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2 ounces
KatadynBeFree AC 1.0 L Water Filter Bottle - Black
$59.95
0 reviews
Filter Type:
Bottle
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
PlatypusQuickDraw Filter
$39.95
16 reviews with an average rating of 3.8 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.9 ounces
Top Rated
SawyerMicro Squeeze Water Filtration System with Cnoc Premium 750 ml Bladder
$49.95
10 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Squeeze
Best Use:
Trail Running
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.4 ounces
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$44.95
193 reviews with an average rating of 4.3 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 - Package of 3
$89.95
125 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
HydraPakBreakaway+ Water Filter Bottle
$46.00 - $48.00
18 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Squeeze
Best Use:
Mountain Biking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.8 ounces, 4.2 ounces
LifeStrawPeak Series Membrane Microfilter Replacement
$25.95
24 reviews with an average rating of 4.1 out of 5 stars
AquatabsWater Purification Tablets - Package of 100
$29.95
1 reviews with an average rating of 1.0 out of 5 stars
Filter Type:
Tablet
Best Use:
Travel, Backpacking, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
2.4 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
LifeStrawPeak Squeeze Water Filter System - 22 fl. oz.
$37.95
169 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
PlatypusQuickDraw Filter System - 2 Liter
$74.95
1 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
5.7 ounces
KatadynBeFree AC 0.5 L Water Filter Bottle
$44.95
2 reviews with an average rating of 3.0 out of 5 stars
Filter Type:
Bottle
Best Use:
Trail Running
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.5 ounces
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 34 fl. oz.
$64.95
68 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 4.8 oz.
LifeStrawGo Series Replacement Membrane Microfilter and Carbon Filter
$25.95
37 reviews with an average rating of 3.4 out of 5 stars
SawyerMicro Squeeze Water Filtration System
$33.95
81 reviews with an average rating of 3.4 out of 5 stars
Filter Type:
Squeeze, Straw
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.5 ounces
Top Rated
GraylUltraPress Replacement Purifier Cartridge
$24.95
144 reviews with an average rating of 4.8 out of 5 stars
KatadynBeFree Bottle Replacement Filter
$24.95
0 reviews
MSRTrailShot Pocket-Sized Water Filter
$64.95
223 reviews with an average rating of 3.4 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
5.2 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