Ultra-fine Microfiber】: Made of ultra-fine fiber, the polishing pad is super soft and has good toughness. It won’t harm the car paint and provides a professional polishing effect with the use of a shock machine. & 】: The polishing pad features and fastening, a secure fit to the backing plate without degumming. Thickened Sponge Buffer】: The middle part of the pad is made of thickened sponge, serving as a buffer. It is made of German sponge, offering excellent toughness, elasticity, and anti-extrusion properties. Multiple Sizes Available】: The polishing pad comes in various sizes (3/4/5/6/7 inches), allowing for compatibility with different polishing techniques and surfaces. for Sealing Wax】: Suitable for sealing wax application. The polishing pad is designed with a straight edge and is perfect for achieving a smooth and polished finish.