6 oz. STRAIT-LINE® Permanent Marking Chalk, Red | IRW-4935519

Formulated to be permanent, IRWINs STRAIT-LINE Permanent Marking Chalk (Red) resists washing away under most conditions, making it perfect for both indoor and outdoor use. The quick-drying formula ensures that your lines remain sharp and clear, even in adverse weather conditions. Whether you're working in sunny, rainy, or windy environments, this chalk provides reliable performance and long-lasting visibility. For professionals looking for durable and dependable marking solutions, IRWINs STRAIT-LINE Permanent Marking Chalk is a versatile choice for marking everything from construction sites to outdoor projects.

• Hi-flow nozzle cap improves chalk flow, quicker chalk fills, and less clumping
• Withstands months of weather and jobsite wear and tear
• Reduces need for additional sealant
• Designed for ease and speed and delivers best-in-class line strength and reel durability to hold up to jobsite wear and tear