Usage Tips: [Compatible Model] This replacement filter is compatible with Milwaukee M18 3-in-1 Backpack Vacuums 0885-20 and 0885-21HD. Comparable to part # 49-90-1963. [Durable Material] Made from high-quality materials, this filter is designed to deliver reliable performance for your vacuum cleaner. [Features] Easy to install and clean, this HEPA filter is suitable for use in kitchens, living rooms, study rooms, and other indoor areas. [Fine Dust Collection] Captures 99.97% of particles larger than 0.3 micrometers, helping to remove fine dust and improve air quality. Efficient filtration helps clean hard-to-reach areas, contributing to a cleaner environment. Note: Slight color variations may occur due to lighting and screen display differences. This does not affect product functionality. Color: As Shown Material: Plastic Package Contents: 2 x HEPA Filters 1 x Brush Note: Only the items listed above are included. Other accessories are not included. Please note that lighting effects and monitor settings may cause slight color differences. Measurement may vary by +/- 1-3 cm.