Blackboard Chalk White
Blackboard Chalk White from Jolly is made of natural chalk. In contrast to gypsum chalk (calcium sulphate), the real calcium carbonate chalk is dust-free. Easy to wipe off the blackboard!
- real calcium carbonate chalk
- dust-free
- easy to wipe off
- fingers stay clean
- no squeaking when writing
- 100 pcs. in a cardboard box