Compatible with Rotator Lift Away Vacuum Cleaners NV752, NV650, NV650W, NV651, NV652, NV751 AX950, AX951, AX952 and more The filter is made of high-quality environmentally friendly materials, not easy to damage, can block particles as small as 3 microns in the air, easy to clean and create a living environment for you. Easy to replace while waiting for other filters to be cleaned. The filter can be hand washed in warm water and allowed to air dry completely before being reused. It is recommended to wash the felt filter and foam every 2-3 weeks, and replace the HEPA filter every 3 months to maintain the vacuum condition, depending on the usage Color: white + black Material: Plastic + Sponge + Cloth Package Contents: 2 x Filter 6 x Felt Filters 6 x Foam Filter 1 x Cleaning Brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed