Markingpendepot.com’s newest addition is the Tow Pro, a permanent, solid paint marker with a ¼-inch tip that’s used extensively in the towing and auto auction industry but is also spreading in popularity with other industries as well. The Tow Pro comes in six bright colors and contains 30 percent more paint than its competitors. The Tow Pro is priced at $2.50 each and $2.25 for quantities of 48-plus. It can even write underwater. The Tow Pro also works well in extreme weather conditions and outperforms others in tests of durability and reliability.