6 Universal Limescale Water Filter Cartridges for Brita Maxtra / Plus NO BOX\n\n--THREE TIMES FASTER: Using Aqua Optima's advanced technology, Evolve+ water filter cartridges filter and purify your tap water 3 times faster than the leading brands.\n--GREAT TASTING, PURER WATER: Filtered tap water reduces the level of chemicals and impurities that can impair the taste of your drinks. Enjoy better tasting hot and cold drinks and improved look and taste of cooked vegetables when you use Aqua Optima Evolve+ water filters.\n--5-STAGE FILTRATION: Our patented 5-step water filtration technology efficiently filters tap water to reduce impurities including microplastics, chlorine, limescale, herbicides, pesticides, lead and heavy metals. Aqua Optima water filters feature activated carbon that absorbs chlorine, and filters out organic impurities.\n--REDUCE LIMESCALE BUILD UP: A special ion exchange reduces heavy metals and prevents limescale build up. Evolve+ Filters remove particles such as s.