Timberstik®+ Pro grade is a new and improved version of the well-known Markal® Pro-EX® Lumber crayon.
The professional-grade lumber crayon formula provides extended write out and superior strength, with bright marks and unsurpassed color visibility on a variety of different surfaces in the construction trades.
This premium-grade crayon works on wet, dry, hot and frozen surfaces and is ideal for hot and cold climates.