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

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

loaded 74 results

Portable Water Treatment

(74 products)

Products (74)

Sort: Best Match

Top Rated
SawyerSqueeze Water Filtration System with Cnoc Premium 2-Liter Bladder
$64.95
60 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Gravity, Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
5.8 ounces
Top Rated
GraylGeoPress Water Filter and Purifier Bottle - 24 fl. oz.
$99.95
2239 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:
15.9 ounces
Top Rated
LifeStrawPeak Series Water Filter Straw
$24.95
247 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Straw
Best Use:
Backpacking, Emergency Preparedness
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.3 ounces
Top Rated
SawyerDual-Threaded MINI Water Filtration System - Package of 2
$36.95
8 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking, Emergency Preparedness
Removes/Destroys:
Protozoa And Bacteria
Weight:
1.4 ounces
AquatabsWater Purification Tablets - Package of 30
$14.95
60 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking, Travel, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
SawyerSqueeze Water Filter System
$45.95
560 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Squeeze, Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
Top Rated
GraylUltraPress Water Filter and Purifier Bottle - 16.9 fl. oz.
$74.95
537 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
LifeStrawPeak Gravity Water Filter System - 3 Liters
$65.95
202 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Gravity
Best Use:
Camping, Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.1 ounces
Top Rated
GraylGeoPress Ti Water Filter and Purifier Bottle - 24 fl. oz.
$199.95
325 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.
KatadynHiker Pro Clear Microfilter
$99.95
239 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11 ounces
PlatypusGravityWorks Water Filter System - 4 L
$134.95
24 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11.5 ounces
KatadynGravity BeFree Water Filtration System - 3 Liters
$79.95
257 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
6.8 ounces
LifeStrawPeak Squeeze Water Filter System - 33.8 fl. oz.
$43.95
303 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.9 ounces
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$32.73
Save 27%
compared to $44.95
181 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:
8.71 ounces
REI OUTLET
Top Rated
Potable AquaIodine and Taste-Neutralizer Tablets
$13.95
67 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
6 ounces
Top Rated
KatadynMicropur Purification Tablets - Package of 30
$17.95
76 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
0.9 ounce
KatadynSteripen Ultra UV Water Purifier
$134.95
119 reviews with an average rating of 3.7 out of 5 stars
Filter Type:
Ultraviolet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
With integrated battery: 4.94 ounces
Top Rated
KatadynBeFree AC 1.0 L Water Filter Bottle
$52.95
94 reviews with an average rating of 4.8 out of 5 stars
Filter Type:
Bottle
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.7 ounces
LifeStrawSip Reusable Stainless-Steel Water Filter Straw
$34.95
171 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
SawyerSqueeze Water Filtration System with Cnoc Premium 1-Liter Bottle
$59.95
17 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
4.8 ounces
Earn 15% in total rewards

Get 5% on all REI Co-op purchases plus the 10% Co-op Member Reward you earn on eligible full-price purchases.
Apply now

Terms apply
Top Rated
SawyerMicro Squeeze Water Filtration System with Cnoc Premium 750 ml Bladder
$49.95
14 reviews with an average rating of 4.9 out of 5 stars
Filter Type:
Squeeze
Best Use:
Trail Running
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.4 ounces
MSRGuardian Purifier
$399.95
17 reviews with an average rating of 3.8 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking, Camping, Travel
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb. 1.3 oz.
AquamiraWater Treatment - 1 oz.
$14.95
74 reviews with an average rating of 4.3 out of 5 stars
Top Rated
GraylGeoPress Replacement Purifier Cartridge
$29.95
695 reviews with an average rating of 4.9 out of 5 stars
Top Rated
KatadynBeFree AC 1.0 L Water Filter Bottle - Double-Layer
$52.95
93 reviews with an average rating of 4.8 out of 5 stars
Filter Type:
Bottle, Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
LifeStrawPeak Series Gravity Purifier - 8 Liters
$189.95
31 reviews with an average rating of 4.4 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.
LifeStrawGo Series Water Filter Bottle - 34 fl. oz.
$32.73
Save 27%
compared to $44.95
10 reviews with an average rating of 3.8 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
9.45 ounces
REI OUTLET
Top Rated
LifeStrawPeak Series Solo Water Filter
$29.95
69 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
PlatypusQuickDraw Filter
$39.95
31 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.9 ounces
MSRMiniWorks EX Water Purifier System
$144.95
2 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Pump, Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb.