Chemical Guys Cyclone Dirt Trap Car Wash Bucket Insert, Red The Cyclone dirt TR bucket insert eliminates wash swirls and scratches with Cyclone dirt-trap Filtration technology Keep dirt and debris tried under the dirt TR cyclones to reduce scratches, swirls, and paint damage during washing 297 geometrically positioned dirt TR cyclones deliver the perfect blnce between cone size, dirt aperture diameter, strategic placement, funnel pitch and depth for maximum particle capture Dirt TR cyclones funnel and separate dirt away from wash water Fits in your traditional 12 inch bucket and reduces swirl risks and scratches to ensure better washing experience