• PACKABLE - At only 97g, it packs down smaller than a deck of cards. Your new thru-hiking essential.
• WATER FILTER COMPATIBLE - Attaches to most 42mm threaded water filters such as the Katadyn BeFree. Use as your filter squeeze bag or drink directly through.
• BAIL HANDLE - Flexible handle for comfortable carrying, quick attachment, and filling in a lake or river. When empty you can flatten and roll up in the handle for space saving storage.
• LEAK PROOF - Unique drink through cap with spill-proof valve for easy drinking when you’re on the trail and no leak-usage.
• DURABLE - Dual-layer film laminate construction adds structure and RF-welded soft walls give grip without compromising compactness. The Flux can be frozen and is dishwasher safe.