Widely Used to for Popular Series: This pre-filter replacement is perfectly compatible with for V8 Series/ V7 Series/ V6 Series/ DC59 Series/ DC58. Replaces Part 965661-01 for Filter Replacements. Premium Double-layer Filter, Restore High-efficiency Performance:This replacement pre filters are made of enhanced double filter to strengthen the filtration, extend the machine life, and maintain the vacuum effect, bring more fresh air . Double Sealing Ring, Improve Vacuum Suction: Compared with the weakened ring for old pre-filter in home, the double-sealed ring design of this for filter replacement has high-efficient sealing, it improves suction, and you work like . Stable built-in structure: This handheld vacuum filter replacement for is built in the reinforced bracket which stronger and more than others, not easy to break. Washable and Reusable: Just rinse the pre-filter with water and wring it out to dry, after the vacuum pre-filter completely air dry then reusing them. Material: plastic Color: As Shown Package Contents: 2 x filter 2 x blue filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.