Festool 577252 Planex Interface Sander Backing Pad IP-D220-LHS 2 225-SW is the i aid for sanding very soft compounds. This interface pad effectively dampens the application pressure of the PLANEX LHS 2 225, ensuring surfaces even on delicate substrates. Designed for ease of use, the pad attaches simply to the PLANEX abrasive pad with a hook-and-loop fastener, allowing you to work with abrasives as usual. For optimal results, it is to use the Granat Net abrasive net in combination with this interface pad. This product a system for gentle and precise sanding on soft materials. Model Number: 577252