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

The top brands for portable water treatment include: LifeStraw Katadyn Platypus HydraPak MSR 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

(75 products)

Products (75)

Sort: Best Match

KatadynBeFree Gravity Water Filter - 6 Liters
$119.95
56 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking, Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.9 ounces
MSRMiniWorks EX Water Purifier System
$144.95
3 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Pump, Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb.
Top Rated
HydraPakFlux 1.5 L Collapsible Water Bottle + Filter Cap - 50 fl. oz.
$60.00
62 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Bottle, Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
5 ounces
AquamiraWater Treatment - 1 oz.
$14.95
78 reviews with an average rating of 4.3 out of 5 stars
KatadynHiker Pro Replacement Cartridge
$59.95
65 reviews with an average rating of 4.0 out of 5 stars
KatadynExplorer Pro Purifier
$449.95
0 reviews
Filter Type:
Pump
Best Use:
Camping, Backpacking, Travel
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb. 6.22 oz.
Top Rated
LifeStrawPeak Series Solo Water Filter
$29.95
73 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1.7 ounces
MSRAutoFlow XL Gravity Filter - 10 L
$139.95
8 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking, Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
12 ounces
Potable AquaIodine Tablets
$9.95
52 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
3 ounces
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 34 fl. oz.
$47.93
Save 26%
compared to $64.95
110 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.
Top Rated
HydraPakSeeker 3 L Collapsible Water Container + Filter Cap - 100 fl. oz.
$65.00
37 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
PlatypusDayCap In-Bottle Filter
$49.95
13 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.6 ounces
KatadynHiker Microfilter
$89.95
315 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11 ounces
Top Rated
HydraPak28 mm Filter Kit
$45.00
17 reviews with an average rating of 4.9 out of 5 stars
Filter Type:
Squeeze
Best Use:
Trail Running, Backpacking, Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
1.6 ounces
GraylGeoPress Replacement Purifier Cartridge
$29.95
737 reviews with an average rating of 4.7 out of 5 stars
HydraPakUltraFlask + Filter Cap
$52.00
7 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Trail Running, Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.3 ounces
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$44.95
260 reviews with an average rating of 3.7 out of 5 stars
Filter Type:
Bottle
Best Use:
Backpacking, Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
9 ounces
MSRHyperFlow Microfilter Water Filter
$159.95
3 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
7.8 ounces
Top Rated
KatadynBeFree AC 0.5 L Water Filter Bottle
$47.95
48 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Bottle, Squeeze
Best Use:
Trail Running
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.5 ounces
LifeStrawPeak Series Gravity Purifier - 8 Liters
$189.95
34 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Gravity
Best Use:
Camping, Travel, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb. 10.4 oz.
PlatypusQuickDraw Filter System - 2 Liter
$79.95
4 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
5.7 ounces
LifeStrawPeak Series Gravity Water Filter System with Safe Water Storage - 8L + 8L
$96.73
Save 35%
compared to $149.95
12 reviews with an average rating of 3.8 out of 5 stars
Filter Type:
Gravity
Best Use:
Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
Total: 2 lbs. 2.07 oz.; dirty water bag: 1 lb. 2.91 oz.; safe storage bag: 15.17 oz.
REI OUTLET
LifeStrawSip Reusable Stainless-Steel Water Filter Straw
$34.95
185 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
HydraPakSeeker+ 6 L Gravity Filter Kit
$150.00
0 reviews
Filter Type:
Gravity
Best Use:
Camping, Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 2.48 oz.
LifeStrawGo Series 1 L Water Filter Bottle - 33.8 fl. oz.
$49.95
75 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
9.4 ounces
HydraPakPackFlask Filter Kit - 750 ml
$72.00
4 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Bottle, Squeeze
Best Use:
Trail Running, Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
4.1 ounces
KatadynBeFree AC Water Filter Bottle 0.9 L
$54.95
2 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Bottle
Best Use:
Backpacking, Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.66 ounces
LifeStrawPeak Squeeze Water Filter System - 22 fl. oz.
$37.95
186 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
LifeStrawSip Reusable Stainless-Steel Water Filter Straw - Package of 3
$89.95
185 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
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 24 fl. oz.
$59.95
205 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Camping, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 2 oz.