Features: *2pcs 5 inch(125mm) 8-Hole Soft Sponge Interface Pad for Sanding Pads and HookLoop Sanding Discs for Uneven Surface Polishing. *Add support to the disc pad for improved abrasive cutting and closer edge sanding. *Effortlessly applied between sanding discs and backing pads for quick changes. *Hole configurations help to clean dust from the work surface, increasing disc life. *Reduce the vibration of the orbital sanding tool for best results. Specifications: *Diameter: 125mm/5 inch (Approx) *Total thickness: 12mm (Approx) *Density: Soft *Number of holes: 8 holes *Connection Mode: hook loop *Quantity: 2pcs Package Contents: 2*Sponge interface pad Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.