Irwin Strait-Line Standard Blue Marking Chalk, 8 Oz.

This IRWIN STRAIT-LINE Standard Marking Chalk creates temporary marks that provide great visibility. The versatile formula is designed for both interior and exterior applications. Each bottle of IRWIN STRAIT-LINE marking chalk features a flip-top cap that is specially engineered for an airtight seal that keeps moisture out and minimizes clumping.

Features

• Use this marking chalk to provide temporary marks with great visibility
• This marking chalk is designed for both interior and exterior use