Shower system: You will receive 2 filter elements (1 already in the filter tray, 1 to be replaced later) 1 filter element, 1 roll of waterproof adhesive tape. Improved 25-stage filter: well-designed, high-quality shower head with 25-stage filter cartridge for optimal use with all types of shower heads.More efficient and better filtration of hot and cold water without clogging or changes in water pressure. Unique Technology: Uses cutting-edge KDF-55 technology, rich in vitamin C, to gently remove heavy metals and ensure perfect water flow. Effective filtration: effectively reduces residual chlorine, heavy metals, impurities and bad odors;regulates the calcium and magnesium content, softens water and reduces the impact of pollutants on the skin