Pleatco PXT200 Replacement Cartridge for Hayward X-Stream 200, Pack Of 1 Replacement filter for pool and spa cleaning systems 50% open ABS free flow cores maximize water flow through REEMAY filter media Antimicrobial end caps resist chlorine degradation and provide support to filter material for a longer life span 29-5/16-by-4-by-4-inches Made in the USA