Pad suitable for high-speed polishing with good thermal resistance. It is a flexible backing plate ideal for all brands of Dual Action polishing machines with a 5/16" diameter thread. Perfect compatibility with your favorite Maxshine Foam and Microfiber Fiber Pads. High-quality hook & loop that can be used for more than 10,000 times. The ventilated design provides clean air for easy cooling of the backing plate and extended durability.