Sets the standard for lumber crayons. These extruded lumber crayons last up to 10 times longer than ordinary molded wax crayons. They're fade-proof, water-proof and smear-proof. Wont melt in direct sunlight and works on wet (green) or dry lumber, metal or concrete. Each crayon is individually UPC coded. Hexagonal shape fits lumber crayon holders.
No warranty information available.
