24 Count Washable Sidewalk Chalk in bright bold and exclusive Crayola crayon colors allows children to easily design custom artwork on sidewalks driveways and other outdoor surfaces.Features anti-roll shape to keep sticks handy without rolling away. Create fine lines or broad strokes that simply wash away with water. Certified non-toxic. Measures 4-1/8 L x 3/4 W inches. Pack of 24 assorted colors. Go to Crayola dotcom site for Create-it-Yourself sidewalk chalk project ideas and inspiration.