The Festool 203343 Granat Net Protection Pad is designed to protect your sander pad when using GRANAT net or other abrasive net sandpapers. Specifically compatible with Festool RO 150, ETS 150, ETS EC 150, and WTS 150 sanders, this set includes two protective pads. By using this interface pad, you’ll prevent premature wear to your sander pad, ensuring longevity and optimal performance.