Add a tangy twist to sidewalk sketches with Fred’s Big Dill Sidewalk Chalk! This dill ightfully green pickle shaped chalk will have you relishing in creativity. It's unique shape ensures it doesn't roll away, and is less likely to break. Each jumbo piece measures 4.5" x 1.4" x 1.4", and is non toxic and washable. After you brine your art to life, it can be cleaned off pavements, asphalt, concrete, and sidewalks with ease.