The sandpaper is made of high-quality abrasive material that ensures effective and efficient sanding. It is ideal for removing stubborn stains, marks, and paint from glass surfaces. The sandpaper is easy to use and can be cut to size as needed. This pack of five sheets is a cost-effective solution for those who need to sand a large area of glass. The sheets are 11 inches by 9 inches in size and are coarse, making them suitable for heavy-duty sanding tasks.