Genuine Stihl SA08 500 9000 Filter Bags for the STIHL SEA 50 Battery Wet & Dry Vacuum. Made from robust, tear-resistant fleece material, these replacement filter bags reliably collect dust, dirt and dry debris for cleaner and easier disposal. Supplied as a pack of 4 and designed specifically for the SEA 50 cordless wet and dry vacuum. STIHL confirms the part number and 4-piece pack quantity.