Irwin Permanent Staining Marking Chalk
- Visible after weeks of weather exposure and jobsite wear
- Reduces need for spray sealant
- Stains surfaces
- Flip-cap keeps the chalk in the bottle where you want it and stops it from spilling out in areas that you don't
- Flip-top cap also seals the chalk in an airtight chamber, keeping out moisture and reducing the risk of clumping
4935524 Stock count 4/22/24
4935525 Stock count 7/19/2024
4935525x Stock count 9/19/2025
4935524x Stock count 10/10/2025
