With the BeFree™ Filter, you no longer have to worry about where your next drink will come from. Just fill up the flask and let the EZ-Clean Membrane™ do the work. Gently squeeze the flask for instant refreshment. Maintain the EZ-Clean Membrane™ quickly and easily for longer life and more enjoyment. Simply fill the flask with water, attach the cover and shake free the debris. Or, remove the filter from the flask and swish in any lake, river or stream. And when you’re ready to “hit the road,” the collapsible flask packs small to fit into tight spaces. Just Smash, Stash and Go! Worry less, Discover more, BeFree.

Features:

• BeFree™ 0.1 micron microfilter removes harmful bacteria and cysts
• Filter has a fast flow rate and is easy to clean without back flushing or special tools
• Body is 0.4mm thermoplastic polyurethane
• Bottle capacity is 600ml
• Opening is 42mm
• Materials are free of BPA and PVC
• Meets or exceeds FDA and EU regulations
• Do not allow the cartridge to freeze after initial use

Specs:

• Weight: 57G
• Filter type: Hollow fibre technology
• Filter size: 0.1microns
• Cartridge life: 1000L
• Output: 1L/min