Freedom Filter is a media filter that reduces odor, bad taste and 99.9% of protozoa, virus and bacteria. Features colored Flip-Up Sipper Lid to match filter color. Filters 40-50 gallons of water. Provides a fast, convenient, portable water filtering system for people who want clean, pure and better tasting water while on the move. Non-microwavable. Replacement filters available at www.freedomfilter.net. Stars on lid no longer available.