PERMANENT MATERIALSECOND: Produced from excellent polystyrene and polyamide for better wear resistance and against aging characteristics, maintaining consistent sieving even with frequent use and reducing replacement costs BROAD AGREEMENT: Specifically developed for dryers, this replacement filter accommodates models like 3319952 EFFICIENT SIEVING PLANUMBEREPEAT: The DC97 filter features a polystyrene and polyamide construction with penalty net structure to effectively particle and dirt during drying, stopping clogs and extending your dryer ' s existence EASY CLEANSING KNOWLEDGEMAIL: Arrives with a loyal brush for effortless removal of accumulated particle and dirt, eliminating the need for extra tools OPTIMAL AIRSTREMORNING: Two hundred balances excellent sieving with high breathability, allowing hot air to circulate freely lacking reducing drying speed otherwise increasing energy consumption, matching OEM execution