General description Washable and reusable, these filters are crafted for environmental sustainability. They are designed to capture 99.7% of fine particulate matter down to 0.3 microns, including PM2.5 airborne dust. This superior filtration technology helps to remove large and fine particles, safeguarding your home from common pollutants and allergens. Engineered for ease of use, these filters can be replaced in under a minute without any tools required, promoting hassle-free maintenance and maximum customer satisfaction. Technical specifications Material: Plastic Filtration efficiency: 99.7% of particles down to 0.3 microns Package Contents: 1 Roller Brush, 2 Pre-filters, 2 Post-filters Measurement allowed error: +/- 1-3 cm Usage Simply rinse lightly and allow to dry completely before reinstalling, ensuring your vacuum operates at efficiency without additional waste. Each filter is meticulously tested to meet high standards of quality, ensuring that your vacuum cleaner functions