Product Description
Irwin Strait-Line 4lb Midnight Black Permanent Staining Marking Chalk Refill
Get enduring marks with the Irwin 4lb Midnight Black Permanent Staining Marking Chalk Refill. Perfect for exterior use, this chalk stains surfaces, eliminates the need for spray sealant, and stays visible through weeks of weather and wear. The Strait-Line's newly engineered flip-top cap ensures no spillage and seals the chalk in an airtight chamber, keeping moisture out and reducing clumping.
FEATURES:
- Hi-flow nozzle cap improve chalk flow offers quicker chalk fills while limiting clumping
- Weather-resistant lines remain visible after weeks of various weather and wear and tear
- Designed for concrete layout, roofing, and more exterior applications
INCLUDES:
- 4935526 Strait-Line 4lb Midnight Black Permanent Staining Marking Chalk Refill
