Foam Interface Pad 150mm Multi-Holes 7mm *2-PackAvailable in 7mm or 12mm thickness, the new 150mm RUPES Foam Interface Pads with multi-holes are designed and manufactured in-house by RUPES and are specially engineered to allow all users to improve their sanding results, letting the disk adapt to different shapes of the panel and create a better, more consistent finish. Specifications:Type: Buffers & padsQuick Guide (pdf)