IRWIN 4-Pound Midnight Black Powder Permanent Staining Marking Chalk Refill
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4-Pound Midnight Black Powder Permanent Staining Marking Chalk Refill
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* Estimated stock levels as of Tue, Aug 3, 2021. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availablity of items marked as Limited Stock.
- Visible after weeks of weather exposure and jobsite wear
- Reduces need for spray sealant
- Stains surfaces
- Permanent staining
The flip-top cap seals the chalk in an airtight chamber, keeping out moisture and reducing the risk of clumping.
|Composition||Black Iron Oxide-Pigment Black 11, Talc|
|Media||Water, Dry Chemical, Carbon Dioxide|
The following information is subject to change without notice
|Country of Origin||China|
|Prop 65 Warning||WARNING: This product can expose you to chemicals which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.|