IRWIN 66402 CRAYON BLUE BULK

These blue lumber crayons from IRWIN are specially designed for marking on a wide variety of surfaces, including oily, slick, wet, cold, or dry conditions. They are particularly effective on materials such as concrete, ceramics, rubber, metal, paper, and cardboard, making them versatile tools for construction and craft projects alike. With their non-toxic and waterproof formulation, these crayons provide reliable visibility in tough environments without compromising safety. Whether you’re laying out lines on a job site or creating detailed designs, these crayons ensure that your marks remain clear and durable.