Dustless Technologies 13301 Hepa Filter Cover for Dustless Hepa Wet Dry Vacuums, White Designed for Dustless Technologies HEPA wet/dry vacuum models 16006, 16008, 16500, D1605, D1606, D1607, D1608, and D1611 Installed around the HEPA filter for protection and extension of filter life Machine washable, air-dry This is an original filter manufactured in Dustless Technologies' facility