3PACKS Personal Water Filter Straw Purifier Camping Hiking Emergency Survival

· ✅Smaller Pore Size - We all know that the smaller pore size, the higher the filtering accuracy, Our pore size is0.1 microns which can filter out 99.99999% of the tiny material. Long lifespan ensures it provides up to1500 liters (396 gallons) of drinking water.

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