High quality for professional use. Easy to replace and install, fits the machine perfectly. Stable performance, long service life. Soft pad with regular density. Replacement polishing disc that effectively helps improve the performance of the sander. Specification: Shape: Triangular Holes quantity: 7 Replacement backing pad for DTS 400/DS400 REQ Color: As shown Material: PU foam + nylon Due to different product batches, the appearance may vary, which does not affect functionality. Package Contents: 1 x Sanding Pad Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variations between the item in the picture and the actual item. Measurement allowance is +/- 1-3 cm.