Compatible Models: VF3500 replacement filter fit for 3 - 4.5 Gallon vacuum WD3050, VAC3000, WD40500, WD40700, WD4080, VAC4000, VAC4010, 50313, WD45500, 50318, WD45220, WD4522, 4000RV, 4500RV. Exceptional Filtration Performance - The VF3500 HEPA filter features a high-quality, three-layer pleated design for superior durability and efficiency. It effectively captures fine dust, fireplace ash, and everyday debris. Efficient Filtration: The foam sleeve included with the filters extends their life, and using it with a foam pre-filter prevents clogging from large particles for enhanced filtration efficiency. The filters fit perfectly, ensuring worry-free use. Reusable & Easy to Clean - Just rinse under running water, let dry completely, and reuse again and again. making it a cost-effective and environmentally friendly choice. Color:As Shown Material:plastic Package Contents: 2 * filter 4 * filter cotton 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.