Keep your classroom and school supplies stocked with these colorful Dr. Seuss™ Book Erasers! Perfect for giving out as classroom rewards or using in educational games, these fun erasers will makes mistakes and errors disappear. Great for using as an educational tool when teaching about the author and his books. Rubber. (4 dozen per unit) 1 1/2" ™ & © Dr. Seuss Enterprises, L.P. All Rights Reserved.