ProSolve™ Soft Road Marking Crayons 
Road Crayon is a professional, non-toxic, hardwearing, and waterproof road marking crayon designed for exterior use on asphalt, concrete, and stone pavements. ProSolve™ Soft Road Marking Crayons are non-toxic, hardwearing and waterproof. For exterior use on asphalt and concrete, stone pavements and road surfaces. Manufactured to a special formula which gives them both the softness that you need to mark surfaces clearly and the hard-wearing durability of a line marker.
 
Pack of 12
 
The crayon delivers a bright, durable mark that resists weathering and traffic wear. Available in a range of colours for clear site demarcation and measurement point identification.