2L Front
3L Front
3L Back
2L & 3L Compressed
2L Back
4L Front
4L Back
4L Compressed
Storage Bag

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Customer Stories


Get out and stay out. The Seeker is a durable, ultra-light hydration storage system for all your long haul excursions. It collapses down to the size of a fist, attaches to your pack or hangs from a tree. You can freeze it to use as an ice pack or fill it with hot water to keep you warm. Adventure seekers, this one’s for you.

  • Ultra-light water storage solution for camping, hiking, or any backcountry adventure.

  • Fold or crush to collapse down and pack into the included 4x4 in. storage bag.

  • The flexible design makes it so light and compact, you'll forget it's in your pack.

  • Attach to your pack or hang with top and side tie-downs.

  • External capacity gauge allows you to track your hydration intake or measure out the contents.

  • The 42mm screw cap makes it easy to fill and the rigid rim allows for easy pouring.

  • Backcountry water filter compatible, the Katadyn® BeFree™ Filter (sold separately) screws on to the top allowing you to filter more water at camp.

  • Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity.

  • Wide working temperature range (can be frozen - max temp 60° C / 140° F)

  • Top-rack dishwasher safe.

  • Safe and reliable, 100% BPA & PVC free.



2 L / 70 fl oz

3 L / 100 fl oz

4 L / 140 fl oz


74 g / 2.6 oz

87 g / 3 oz

126 g / 4.4 oz


286 mm / 11.2 in x 133 mm / 5.2 in

381 mm / 14.9 in x 133mm / 5.2 in

310 mm / 12.1 in x 220 mm / 8.6 in


Thermoplastic Polyurethane; HDPE

Customer Stories

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