Outdoor | Filter Cartridge (99.99%)

$ 25.00



  • Endless Supply of Clean and Fresh-Tasting Water: Filters river, lake and tap water so that you can refill basically anywhere in most developed countries. Removes all foul tastes and odours (chlorine etc.). Leaves no after-taste. Straw filtration technology allows for simple and immediate use
  • Outstanding Contaminant Reduction: The Globetrotter filter cartridge removes up to 99.99% of contaminants. Filters heavy metals like lead, unwanted chemicals like Chlorine and fluoride, agricultural run off, industrial waste as well as Giardia and Cryptosporidium. Laboratory tested and field-proven over 15 years. Download the full Reduction Comparison Chart here.
  • Fits both the Alter Ego Frio and the original Alter Ego plastic bottle
  • Filter Life: 100 Gallons
  • PP#5, Food Grade Silicone
  • 100% BPA Free
  • Recyclable and replaceable 
  • Filters are made in the USA

The Alter Ego filtration technology provides is ideal for any in or out-door use; like traveling, hiking, biking, camping, fishing or for emergency purposes. It can be used with any type of water source; tap or rainwater, rivers, streams or even lakes (Excluding salt water). It is designed for use with water that is non-turbid, non-stagnant. It removes up to 99.99% of contaminants and pollutants found in fresh water supplies including aesthetics such as chlorine, sediment and dirt; chemicals (VOC's) such as DDT, MTBE, benzene, chloroforms (THM's); dissolved solids (heavy metals) such as arsenic, lead, mercury, copper, zinc, aluminum, chromium 6 and up to 90% of fluoride.

Laboratory tested and field-proven over 15 years, Alter Ego water filters can transform any water source into clean-tasting and contaminant-free water. The Outdoor filter is perfect to fulfill all of your urban and backcountry needs (Northern hemisphere). The Outdoor (Frio) filter cartridge fits the Alter Ego Frio and the original Alter Ego plastic bottle.