Includes one (1) VF5000 Fine Dust Filter for RIDGID Wet/Dry Vacs, Fits all RIDGID Wet/Dry Vacs 18.9 Litres (5 Gallons) and larger, Durable 3-Layer Filter Material - Best for sawdust, dirt, drywall dust, cement dust, cold ashes, and fine powders, Patented Qwik Lock Filter Fastening System - Makes installing or removing your filter quick, easy, and secure, Clean and Reuse - Rinse with water and fully dry to extend the life of your filter,