IRWIN Tools STRAIT-LINE 64901 Standard Marking Chalk, 8-ounce, Blue (64901) Use this marking chalk to provide temporary marks with great visibility This marking chalk is designed for both interior and exterior use STRAIT-LINE marking chalk comes with a flip-top cap for an airtight seal that minimizes clumping Color: Blue 8-ounce weight Limit one (1) per order Returns will not be honored on this closeout item Snap cap prevents spilling, keeps chalk dry