






Katadyn BeFree Filter
WATER FILTER REPLACEMENT

Shipping $45+

Returns

Guarantee
This replacement Katadyn BeFree filter can be screwed onto any HydraPak product featuring a 42mm thread giving you the freedom to drink anytime, anywhere by filtering water to EPA standards.
Compatible products include: Seeker Water Storage Bags, Flux Bottles, UltraFlasks and SkyFlasks.
-
WATER ON DEMAND
There's no time to suck! Free Flow Channels let water flow fast enough to keep up with you, leaving you fully hydrated.
-
SIMPLY SOPHISTICATED
No backflushing. No clumsy tools. Maintain the EZ-Clean Membrane quickly and easily for longer life and more enjoyment. Simply shake or swish free the debris and be on your way.
-
DRINK WATER, NOT DIRT
The Stay Clean Drink Nozzle keeps dirt on the ground and out of your mouth.
COMPATIBLE GEAR

























Seeker™ 2 L
ULTRA-LIGHT WATER STORAGE

Shipping $45+

Returns

Guarantee
The great outdoors just got greater. The Seeker™ 2 L is HydraPak’s ultra-light, durable water storage bag for camping, backpacking, you name it. It collapses down to the size of a fist, easy to pour and transport. The leakproof, tethered cap is filtration compatible making it the perfect tool for the long haul.
-
PACKABLE
Fold or crush to collapse down and pack into the included storage bag
-
FILTRATION COMPATIBLE
Filter more water in the backcountry, most 42mm threaded filters screw on to top
-
LOW-PROFILE HANDLE
Durable, coated handle for easy pouring and carrying
-
LIGHTWEIGHT
Flexible design makes it so light and compact, you’ll forget it is in your pack

















Seeker™ 3 L
ULTRA-LIGHT WATER STORAGE

Shipping $45+

Returns

Guarantee
Get out and stay out. The Seeker 3 L is a durable, ultra-light hydration storage system for all your long haul excursions. A weather-resistant pour handle, and two side lash points for hanging or pack attachment make it the perfect backcountry tool. You can freeze it to use as an ice pack or keep it in your camp kit for your go-to filter bag. Adventure seekers, this one is for you.
-
PACKABLE
Fold or crush to collapse down and pack into the included storage bag
-
FILTRATION COMPATIBLE
Filter more water in the backcountry, most 42mm threaded filters screw on to top
-
LOW-PROFILE HANDLE
Durable, coated handle for easy pouring and carrying
-
LIGHTWEIGHT
Flexible design makes it so light and compact, you’ll forget it is in your pack

















Seeker™ 4 L
ULTRA-LIGHT WATER STORAGE

Shipping $45+

Returns

Guarantee
Go the distance with our high-capacity Seeker 4 L. The flexible coated handle allows for easy pouring and carrying. It packs away nice and easy. Its streamlined shape fits in a wide variety of packs, whether strapped to the outside or inside a pack pocket. Pairing volume with performance.
-
PACKABLE
Fold or crush to collapse down and pack into the included storage bag
-
FILTRATION COMPATIBLE
Filter more water in the backcountry, most 42mm threaded filters screw on to top
-
LOW-PROFILE HANDLE
Durable, coated handle for easy pouring and carrying
-
LIGHTWEIGHT
Flexible design makes it so light and compact, you’ll forget it is in your pack





















Flux™ 1 L
ULTRA-LIGHT REUSABLE BOTTLE

Shipping $45+

Returns

Guarantee
Flexible bottles get an upgrade. The Flux is shaped like a hard bottle, compresses like a soft flask, and cuts weight by 60 percent. Topped with a spill-proof twist cap for grab-and-go hydration, plus a bail handle to keep hydration secure in your hand or on your pack. Finish your drink, and this bottle packs down to earn its space in your pack. With the Flux, innovation fuels performance.



-
PACKABLE
At only 77g, it packs down smaller than a deck of cards, your new thru-hiking essential
-
SPILL PROOF
Unique drink through cap with spill-proof valve for easy drinking and no leak-usage
-
FILTER COMPATIBLE
Attaches to most 42mm threaded water filters, use as your backcountry squeeze bag or drink directly through
-
DURABLE
Dual-layer film laminate construction adds structure and RF-welded soft walls give grip without compromising compactness



















Flux™ 1.5 L
ULTRA-LIGHT REUSABLE BOTTLE

Shipping $45+

Returns

Guarantee
Flexible bottles get an upgrade. The Flux is shaped like a hard bottle, compresses like a soft flask, and cuts weight by 60 percent. Topped with a spill-proof twist cap for grab-and-go hydration, plus a bail handle to keep hydration secure in your hand or on your pack. Finish your drink, and this bottle packs down to earn its space in your pack. With the Flux, innovation fuels performance.



-
PACKABLE
At only 97g, it packs down smaller than a deck of cards, your new thru-hiking essential
-
SPILL PROOF
Unique drink through cap with spill-proof valve for easy drinking and no leak-usage
-
FILTER COMPATIBLE
Attaches to most 42mm threaded water filters, use as your backcountry squeeze bag or drink directly through
-
DURABLE
Dual-layer film laminate construction adds structure and RF-welded soft walls give grip without compromising compactness
- 42 mm threaded filter and cap screw onto HydraPak Seeker Water Storage Bags, Flux Bottles, UltraFlasks, SkyFlasks and Katadyn BeFree systems.
- 0.1 micron water microfilter removes harmful organisms like bacteria 99. 9999% and protozoa like Giardia & Cryptosporidium 99. 9%, surpassing EPA standards
- EZ-Clean Membrane is simple and easy to clean by simply shaking or swishing the filter to clean debris, no backflushing or extra tools required
- Filters up to 1,000 liters of contaminated water without using chemicals or other devices and hydrate quickly and easily with the free flow channels fast flow rate
- Stay clean drink nozzle keeps the mouthpiece clean and sanitary (replaceable with standard plastic water bottle caps)
-
Capacity
1.0 L / 32 fl oz -
Dimensions
4.25 x 3 x 10 in -
Weight
63 g / 2.3 oz