3 pack 9-inch x 11-inch, 180 grit gold sandblaster no slip grip sandpaper, high performance abrasive, less work, cuts 3 times faster, lasts 3 times longer, clog resistant, best for between coats surface sanding & smoothing. High performance mineral coating stays sharper longer to outperform conventional sandpaper. Recommended for between coats finishing applications, resists clogging. Uniform grit achieves a more consistent finish.