Features: 

1. With lightly angled sides for easily sanding into grooves and easily tight spots on flat or curved surfaces.
2. Hook and loop function is designed for quick pad changes, prevents pad shifting and spinning, allow for easy removal of the abrasive disc without wearing out overall strength.

3. The SHINEOPEN backing plate is made of polyurethane, flexible and very durable, to dampen the vibration and Minimizes heat transfer.