Shelf has a groove routed in to hold chalk.
Choose your writing surface from these  options:
1. Magnetic Chalkboard.
3. EZ Erase Board.
This Large Bulletin Board comes with the "E-Z Hang System" for sturdy and quick wall hanging.
Can be made to order in any size or finish you might like, just drop me a line.
I have this Chalkboard in:
Antiqued Acqua http://www.etsy.com/listing/83078051/antiquedfinishchalkorezerase
Thanks for looking at this fine Large Farmhouse bulletin board!
I also make organizer boards in many shapes and colors with your choice of cork, chalk, magnetic chalk or dry erase surfaces.
Also in my shop you'll find minimalist and wall hanging coat racks and 10 drawer hobby chests.
Visit again soon, you'll find new items added weekly.
Dave @ FitzWoody's