High quality for professional use. Easy to replace and install, fit to the machine perfectly. Stable Performance, long service life. Soft pad with Regular density. Replacement polishing disc , and effectively helps to improve the performance of the sander. Specification: Shape: Triangular Holes quantity: 7 Replacement backing pad for DTS 400 or DS400 REQ Colour:As Shown Material:PU foamandnylon Due to different product batches, the appearance may vary, which does not affect the use Package Contents: 1 x Sanding Pad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1 3cm.