Crayola Staonal Crayons are a classic marking tool for a variety of projects. Sturdy and easy to use, these large crayons are double wrapped for long-lasting durability. Marking wax crayons make permanent marks on most surfaces including cardboard, paper, aluminum, wood, and more! Safe and nontoxic. This package contains 12 crayons in a reusable box. Recommended ages four years and up. Imported.