Amazon offers the LifeStraw Personal Water Filter
, model no. LSPHF017, for $15.99
has it for the same price via in-store pickup.) Plus, Prime members receive free shipping
. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $5.58.) That's at least $4 less than you'd pay at a local retail store, although in May we saw it for $2 less. This award-winning, BPA-free device enables you to safely drink contaminated water. It purports to remove almost 100% of waterborne bacteria and protozoan parasites and will filter up to 1,000 liters of water.