Made of high-quality material for increased durability. Pleated material provides good air permeability and efficient dust filtration, capturing ultra-fine dust particles. Helps make your vacuum cleaner quieter and extends cleaning performance. Filters are washable and reusable. For optimal performance, it is recommended to replace the filter after 68 cleanings. 2-Pack value set allows for immediate replacement during cleaning, enabling uninterrupted use. Compatible with models: For Triflex HX1 FSX. Part numbers: 11385020, 05-VCH-743, 9178017731. Vacuum part type: Filter. Type: Vacuum cleaner replacement part. Replacement filter for handheld cordless vacuum cleaners. Also fits robot vacuums and household floor cleaning appliances. Color: White + Black. Material: Plastic. Package contents: 2 x Filters, 1 x Cleaning brush. Only the items listed are included; other accessories are not included. Note: Due to light reflection and display differences, the color may vary slightly from the image. Measurement error allowance is +/- 13 cm.