Youre on the move but you still want clean fresh-tasting water without the disposable bottled water guilt. Camel Bak Groove is a bottle with a coconut-derived activated carbon filter built into the straw. Engineered to have a flow rate equal to that of the regular Better Bottle each filter reduces chlorine taste & odour for 180 litres. Reusable 100% BPA free spill-proof & NSF certified Camel Bak Groove filters instantly turning tap water into fresh tasting water on dem&.600ml TRITAN