STRAIT-LINE - Irwin Strait-Line 8 oz Permanent Marking Chalk Blue 1 pk [4935518]

Achieve high visibility and precision with this 6 oz blue permstain chalk, perfect for marking surfaces with permanent lines. Designed for professionals and DIY enthusiasts alike, this chalk ensures long-lasting marks that resist fading, even under challenging conditions. Its vivid blue color stands out on a variety of surfaces, providing clarity and accuracy for your projects.