General description These 10PCS Hepa Filters are designed specifically for DeLonghi Colombina Evo models XLM353, 355, 403, 405, 407, 408, and 409. Made from high-quality materials, these filters are durable and perfectly matched to the equipment, ensuring optimal performance of your vacuum cleaner. Regular replacement of these filters helps reduce dust, pollen, and other allergens in your home, contributing to a healthier living environment. Technical specifications Material: Plastic Package Contents: 10 x Vacuum Cleaner Filters Measurement allowed error: +/- 1-3 cm Usage To maintain the best cleaning and filtration effect, it is recommended to replace the cleaning accessories every 2-3 months, depending on usage frequency. The filters effectively trap dust, dirt, and other impurities, preventing them from entering the robot's motors and extending its lifespan.