Cnoc Vesica 1L Collapsible Bottle

From Eastside Sports

The VesicaA(R) is a collapsible reusable and light water bottle that behaves like a hard bottle for easy drinking on the move. The Vesica carries 1 liter of water when full and stows away small while empty making it the ideal travel bottle. Simply tuck it in your pack or suitcase while not in use and expand when ready to fill Featuring a collapsible body with a stiff neck and bottom the Vesica can stand when full with water or air held for drinking and collapsed when empty. The 28mm thread version can be used with filters like the Sawyer squeeze or HydroBlu. The 42mm thread version can be used with filters like the BeFree.