The Brita Marella Cool Water Filter Jug is a 2.4 litre blue plastic jug with a MAXTRA PRO cartridge, designed for household use. It features a 4-stage filtration system with carbon/charcoal and Maxtra Pro filtration methods, specifically designed to remove chlorine taste and odor. Made by the reputable brand BRITA in Germany, this water filter jug is an efficient and reliable appliance for purifying your tap water in a convenient and stylish way. Accidentally purchased two never been opened please see pictures before purchasing any questions please ask.