Irwin straight line marking chalk in a convenient 6 oz bottle. This dust-off formula in light violet is ideal for interior applications where temporary, easy-to-clean markings are needed. The fine powder provides clear, visible lines that wipe away cleanly from most surfaces.

• Dust-off formula for easy cleanup
• Light violet color for high visibility on light and dark surfaces
• Designed for interior applications
• Compatible with all standard chalk line reels
• 6 oz bottle