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Blackboard Markers
![Black Board Markers-IU-0830_Pg23](https://sato.imgix.net/gallery/images/labelsTags/BlackBoardMarkers-IU-0830_Pg23.jpg?h=84&w=78)
![Black Board Markers-IU-0830_Pg23](https://sato.imgix.net/gallery/images/labelsTags/BlackBoardMarkers-IU-0830_Pg23.jpg?w=425)
Blackboard Markers
Our Blackboard Injection Stakes are made of heavy-duty polypropylene. Plants, flats, or groupings can be individualized with waterproof pens in 8 colors, plus gold. Waterproof ink can be erased with isopropyl alcohol, enabling you to reuse them time and again.