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  • Simply fill the MyBottle from a tap or a lake, screw the cap on and start sipping; 3-stage purification process eliminates viruses, bacteria and protozoa
  • Purifier utilizes a carbon filter, glass fiber cyst cartridge and a ViruStat iodinated resin cartridge to eliminate contaminants, including giardia and Cryptosporidia
  • Carbon pre- and post-filter improves the taste of stale, swampy water
  • Bottle can be filled 155 times before it is necessary to replace the purifier cartridge; replacement purifier cartridges are sold separately
  • Food-grade polyethylene plastic bottle and cap are 100% BPA free; bottle holds 24 fl. oz. of water after displacement of the purifier
  • Flip-up mouthpiece is easy to access
  • Integrated loop on cap lets you clip the bottle to a pack strap with an accessory carabiner, sold separately
  • Bottle fits in bike bottle holders and most waistbelt bottle carriers
  • Remove the purifier cartridge to use the Katadyn MyBottle as a standard water bottle when purification isn't required


View all Katadyn Water Bottle Purifiers

REI membership


Best Use Backpacking
Filter Type Bottle
Filter Medium Glass fiber/iodine/carbon
Removes/Destroys Protozoa, Bacteria, and Viruses
Pump Force Not applicable
Pump Strokes Per Liter Not applicable
Output 0.2 liters per minute
Housing Material Food-grade polyethylene
BPA Free Yes
Dimensions 10.25 x 3.8 x 3 inches
Weight 9.7 ounces
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