Features: *brand new and high quality *Made of high-quality materials, more durable *Capture the smallest particles during cleaning, filter the fine dust, and reduce the penetration of dust, pollen and other allergens into the air you breathe *WASHABLE FILTER: Simply pull out the filter from the unit, take out the washable foam from the filter that can be cleaned by with warm water and mild soap. Let the foam and filter air dry completely before replacing. *RECOMMENDED: Replace filter every 3 months to maintain For Shark HydroVac 3-in-1 multi-surface cleaner at peak cleaning performance. Specifications: *Fitment: For Shark HydroVac 3-in-1 multi-surface vacuum, mop and self-cleaning systems.WDB1F2 AW201 WD201 WD201 WD101 WD100 *Color: As Pictures Show Package Contents: 1/3*Filters Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.