Wide Compatibility: This filter is compatible with for 5-20 gallon wet-dry vacuum cleaners, including models: WD5500 WD0671 WD6425 WD0970 WD7000 WD1270 WD1280 WD1450 WD1851 WD1680 WD1956 60 0000RV 10 00RV 1200RV 1250RV 3410RV RV2400A 1400RV RV2600B 1650RV 1620RV 1610RV. It also works with for Husky 6-9 gallon vacuum cleaners. 5-layer material: 5 layers of HEPA-grade material, effectively removes 99% of particles larger than 1/2 . Easy installation: No tools required. Easily snap the filter on or off the vacuum cleaner to replace and clean. Cleaning Recommendations: Please clean the dust on the filter frequently to maintain optimal cleaning performance. We strongly recommend that you replace the filter with a new one every 2-3 months. Color: Green Material: plastic Package Contents: 2 x 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.