Black foam is universal and multi-purpose, it has a light cutting action, and will remove scratches and swirl marks while leaving a level and smooth surface, can be used in conjunction with heavy polishing compounds or micro-fine compounds. Shine Mate Polishing Foam Pads 7" - Fits to 6" Backing Plate (Black / Soft Foam)-Designed for both Rotary & DA Polisher.The Shine Mate Diamond Cut Polishing Foam Pad is your trusted companion for achieving flawless results in auto detailing and paint correction. Designed to fit a 6" backing plate, this specific pad is the Black Soft Polishing Foam Pad, known for its versatility and effectiveness.