Siser Blackboard is a unique thin matte chalkboard heat transfer vinyl that you can draw on like a blackboard! At this time it is recommended to use only standard chalk. Other drawing mediums like chalk markers are not officially compatible. When you are ready for a new or different drawing, just use a damp cloth and wipe it clean. You can also put your garment in the wash for a completely blank slate.
95 microns thick
CPSIA certified product
Only officially compatible with standard chalk
Due to the manufacturing process, the material may vary in width by 1/8-1/4"