Crayola Washable Sidewalk Chalk washes clean from sidewalks and driveways. For fast and easy clean-up, use a water hose to spray away the colour. A safe and convenient choice for kids, this chalk has a special anti-roll shape to prevent it from rolling down driveways or other inclined surfaces. Kids can keep their chalk close at hand as they draw fine lines and broad strokes. This set includes a diverse range of colours in classic red, yellow, and blue hues. Go big and bold with Crayola Washable Sidewalk Chalk. Ideal for sidewalks and driveways, this set gets kids outside for artistic, imaginative fun. Create big, colourful murals and write large handwritten messages in vibrant shades. Draw brightly hued foundations for traditional chalk games, including hopscotch, tic-tac-toe, and four square. All Crayola art materials are non-toxic.