This Stanley FatMax Xtreme waterprood chalk eliminates chalk clumping in wet conditions and snaps longer lasting lines on both dry and wet surfaces. It will not clump or stick to the hands, and will leave a clean mark. A flat finish chalk that marks on any surface: brick, concrete, blacktop, metal and rough or uneven surfaces. It will not wash off in inclement weather.
- Square bottle will not roll off of work surfaces
- Permanent marking
- Colour: Black