Reusable HHVKF10 Filter Compatibility: The HHVKF10 vacuum filter is compatible with Black and Decker HHVK series models including HHVK320J10, HHVK320J61, HHVK320JZ01, HHVK415B01, HHVK515J00, HHVK515J00FF, HHVK515JP07, and HHVK515. The filter measures 5.31 inches in top width, 3.35 inches in height, and 2.56 inches in bottom width. Incorrect filter size may result in poor fit and reduced performance. High Performance: Made from high-quality, durable filter material, this filter efficiently captures pet hair, dirt, dust, and small particles down to 0.3 microns, helping maintain fresh indoor air. Function: Features a HEPA filtration system that captures and retains 99.9% of pollen and fine particles as small as 0.1 microns, including smoke and dust. Helps protect your family from airborne irritants and supports a clean, comfortable living environment. Easy to Install: The filter is designed for easy installation and removal. It is washable, reusable, and simple to clean. Depending on usage, it is recommended to replace the filter every 6 to 9 months for optimal performance. Filter Life: For best results, replace the filter every 1 to 3 months to maintain vacuum efficiency and air quality. Material: Plastic Color: As shown Package Contents: 6 x Filter Note: Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.