Refresh2go 2010 refresh2go Filter Replacements (3-Pack) Refresh2go filter replacements for Refresh2go water bottles 1 filter can filter 40 gallons of water, or about two months of everyday use Filter is made from all natural, coconut shell carbon that reduces chlorine taste and odor often found in tap water Just one Refresh2go filter is equal to approximately 300 bottles of disposable water! Refresh2go filtered water bottles are available in a variety of different styles and colors