Sawyer Products SP108 One-Gallon Water Bladder, for MINI and Squeeze Filters

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Transport and filter water while backcountry camping, backpacking; also ideal for emergency preparedness kit; rolls up for easy packing
Easily create a gravity-based water filtering system with the Sawyer MINI, Dual Threaded MiNI, Micro Squeeze and Squeeze Water Filtration Systems (not included)