Platypus Platy Bottle 2.0L Keychain How does the valve-free compression

How does the valve-free compression on the Sea to Summit eVent Compression Dry Sack L work

" because this living legend was one of the inventors of the modern knife industry

Because the whole tool threads apart

and the spout cap snaps into the handle so it stays out of the way mid-pour

Capacity: 3100mAh

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