This item is sold by cases of: [36] units. If Dr. Seuss says it's okay to make mistakes, then it's okay to make mistakes. With an eraser so big, you can afford to make mistakes. Go wild! These pencils with giant erasers feature characters from four of Dr. Seuss's most loved books including the Cat in the Hat, Green Eggs and Ham, Yertle the Turtle, and Horton Hears a Who!Designs Silk-Screened Onto Eraser With Matching Pencil Barrel#2 HB Lead