"BRITA" HARD BOTTLE REPLACEMENT FILTERS *2 filters *Fits Brita hard bottle (Ace No. 4524161) *Reduces chlorine taste and odor *One filter saves up to 300 bottles of water *Filtered water is about 1/10 the cost of bottled water, saving consumers approximately $600 per year *Filter replacement needed every 128 servings, 2 months or 20 gallons. *Boxed *Discovery ACC, CON, NBR, SUP