To use marking chalk:
1) Place the chalk reel’s hooked tab at the beginning of a flat surface or object you’d like to measure or mark
2) Reel the chalk line to the end of the object or surface
3) Snap your chalk line to leave a mark
What surfaces can you use marking chalk on?
You can use it on a chalk reel on surfaces such as walls, ceilings, floors, and other flat objects.
How to remove, erase, or clean marking chalk from walls and glass?
To remove black and white chalk marks from walls, the easiest method is to brush it or wipe it off using a dry cloth. You can follow-up with a small amount of all-purpose cleaner or rubbing alcohol to remove any remaining marks. For plain glass, you can use a window cleaning solution to erase the marks.