"Receiver Ready" Masters Blue Chalk with Magnet (Sold in Pairs)
Masters Blue Chalk & Chalk Tin (Priced & Sold in Pairs) : This chalk has been retrofitted with a clear polyolefin plastic cover and 7/8" square magnet. The magnet and cover have been designed to last for the chalk's tenure of use. They are not reusable and should be considered disposable and discarded along with the chalk.
Reminder: Do not remove the plastic covering.
Part No. Masters Blu.