The Filter for Black & Decker Power Plus Hand Vacuum Cleaner 56-2317-09 is a gray filter designed specifically for Black & Decker vacuum cleaners. This 0.5 liter filter is compatible with the Black & Decker brand and comes in a pack of 1. It is a genuine Black & Decker product, designed to fit the Power Plus model. The filter ensures that your vacuum cleaner continues to operate at its best, maintaining clean air and efficient suction power for a spotless clean in your home.