Optimum (BWF2013-6.5 Waffle Foam Pad (Softest Finishing), Blue, 6.5" Provides the most reflective finish on any paint finish with any buffing machine Made of the softest and most durable urethane foam for long lasting performance When used with Optimum hyper polish, it will remove 3,000 or finer sanding marks with a couple of passes, leaving a prefect finish A brush can be used to clean and remove residue from the Optimum waffle pads after every 2 or 3 panels You can wash the pad with a detergent to remove all contaminants and reuse it once it is fully dry