Fits BRITA Maxtra, 6 months' supply - water filter 6 pack - Aqua Optima Evolve Fits both Aqua Optima Brita* Maxtra* filter jugs, filter kettles and water chillers Reduces chlorine and limescale by up to 80% Reduces herbicides, pesticides, lead and other heavy metals Each filter lasts for 30 days - 100 litres 6x Aqua Optima Evolve 30-day filter = 6 months' supply Fits BRITA Maxtra, 6 months' supply - water filter 6 pack - Aqua Optima Evolve E