2 Pk Black Scratch Shield Bucket Filter System Car Wash Clean Protect ScratchesDescription: 2 Pack Black ScratchShield Bucket Filter System. The black Scratch Shield is the original, and can be used with our buckets or a wide variety of buckets as long as the diameter of the bucket is 238mm or more 65mm from the base. Features: Helps reduce scratches during the washing process,by creating a protective barrier in the bottom of the bucket to prevent you picking up dirt and debris as you wash your vehicle. Fits most buckets. It can