Collapsible Water Bottle for Filter Straw Foldable Water Container Bag for Hiking Camping Travel Emergency Style:4Pack 4-stage filtration system: pre-filter

4-stage filtration system: pre-filter

Simple to install

Convenient to Use

You can purchase this as a gift to send your friends and family members on holiday or birthday

The Alkaline pH filter with standard size: 10_*2_

Collapsible Water Bottle for Filter Straw Foldable Water Container Bag for Hiking Camping Travel Emergency Style:4Pack 4-stage filtration system: pre-filterMembrane Solutions Compatible with Various Filter Straws This collapsible water bottle can easily fill lakes, rivers, ponds, snow water, stream, and municipal water sources. Collapsible The 23oz (650ml) soft water bottle is collapsible, the volume of the water bottle is reduced by 50% when folded, leaving only 5. 3 inches (height)._ Portable & Leak Proof: The unique push pull design of our flexible water bottle is perfect for reducing spillages and