Bosch C3861WS / F00E369740 Carbon Activated Workshop Cabin Air Filter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Performance and durability are maximized by mold-resistant multi-layer media</li><li>1st Layer - Larger contaminant particles are captured by the non-woven pre-filter layer</li><li>2nd Layer - Elusive smaller particles are attracted and held by the electrostatically charged microfiber layer</li><li>3rd &amp; 4th Layers - Non-woven cover layers adds stability to protect the microfiber layer from damage and acts as an additional barrier to harmful contaminants</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41R%2B0ilxY5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/11htNCs0Z0S.png" noproxy>