NewMarket Naturals Replacement Filter for the Hand-Held April Shower + Royale Models (HHC) NewMarket Naturals Replacement Filter for the Hand-Held April Shower + Royale Models Easily reversed and operated in either direction. Replacement cartridge for the Hand-Held April Shower + Royale Models. Lasts an average of 4 months. Each unit comes in a pair of filters (2)