1. The Dirt Trap Bucket Insert eliminates wash swirls and scratches with Dirt-Trap Technology 2Keeps dirt and debris trapped under the Dirt Trap Cyclones to reduce scratches, swirls, and paint damage during washing. 3Geometrically positioned dirt trap cyclones deliver the perfect balance between cone size, dirt aperture diameter, strategic placement, funnel pitch and depth for maximum particle capture. 4. Dirt Trap Cyclones funnel and separate dirt from wash water. 5Fit buckets with diameter 235cm and more. Reduce swirl marks and scratches to a better washing experience. size:235cm Material:PP colour:red package contents 1 * Car Wash Filter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.