Enjoy purer, clearer, better-tasting water with these long-lasting Aqua Optima Evolve Water Filter Cartridges. Featuring Aqua Optima's patented five-step filtration technology, they efficiently filter the water to reduce impurities and unwanted substances from tap water, including chlorine, limescale, herbicides, pesticides, lead and heavy metals. What's more, the Evolve filters have been awarded the Gold Seal Certification by the Water Quality Association, so you can count on superior performance and the highest safety standards for your water. This 6-month pack contains six cartridges which each last up to 30 days. Features and Benefits Reduces chlorine and limescale by up to 80% - The patented five-step filtration technology reduces impurities such as chlorine, limescale, herbicides, pesticides, lead and heavy metals. Award winning - These Aqua Optima Evolve water filters have been awarded the Gold Seal Certification by the Water Quality Association. Compatible with multiple water jugs - These water filter cartridges are suitable for Aqua Optima and Brita Maxtra filter jugs, filter kettles and water chillers. Specifications Compatible with Aqua Optima and Brita Maxtra filter jugs, filter kettles and water chillers Suitable for all water types Download the free filter replacement reminder app