BOBLOV Personal Water Filter Straw Portable Purifier for Hiking, Camping, Travel, and Emergency Preparedness 1500L/1year (Army Green) [Water Filter] the Straw by filter 99.9999% of colibacillus,legionella,99.99% of Giardia Lamblia,cryptosporidium,and remained chlorine,THMs,etc [ Filter Extension ] This method is best used when the water source is too far out of reach for direct filter use.For straw extension,connect the extension tube to the inlet mouthpiece,sure the tube is firmly and tightly attached.Immerse the open end of the extension tube […]

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