Irwin 5 lb Strait-Line Marking Chalk

Irwin IRW-65101ZR 5 lb Blue Standard Marking Chalk

Blue - Standard Marking Chalk Features:

  • Interior or exterior use
  • Marks are temporary
  • Provides great visibility
  • Container size: 5 lbs

Orange Hi-Visibility Chalk Features:

  • Designed for exterior applications
  • Excellent in low light conditions and on dark surfaces
  • Used to show layout changes and revisions
  • Color: Orange
  • Container size: 5 lbs