The sheets come in assorted grits, which are labeled as A, B, and C. These grits range from coarse to fine, with A being the coarsest and C being the finest. The sandpaper is made from high-quality materials that ensure durability and long-lasting use. The sheets are also easy to use and can be cut to the desired size and shape. This set is ideal for both DIY projects and professional use. The sheets are 5 in total, measuring 11 inches by 9 inches.