Colored paper artist chalk, tapered stick is perfect on paper and preferred for outdoor sidewalk art for its color and strength.Prang Freart 4" Artist chalk in 12 assorted colors blends easily and works great on color paper. Non-toxic chalk in large round shape is ideal for outdoor applications.- 4x1" chalk is perfect on paper and preferred for outdoor sidewalk art for its color and strength.- Withstands wind and rain and does not wash away unless power washed.- AP Certified non toxic.- Comes in a beautiful array of 12 assorted colors.- Sold as 12/Box..