5 lb. Red ProChalk Plus Waterproof Chalk

ProChalk Permanent chalk for weatherproof and waterproof lines that aren’t going to go away any time soon. Most users are choosing this level of intensity for applications that are going to be covered. This level is engineered for more extreme conditions. Exterior applications include exterior layout, extreme conditions, concrete layout, long-term applications. Professional grade marking chalkWater-resistant lines hold your mark8-10 strikes usual line yieldGreat flow for easy reel...

Standard Marking ChalkApplications include interior layout, roofing, siding, and paneling. For interior or exterior use. ProChalk Standard for your basic chalk line needs that are easier to clean up or let wear away naturally. 4-5 strikes usual line yield Great flow for easy reel fill-up

Ideal for warmer climates, and for marking on dry and wet wood, paper, cartons, stone, concrete, tiles, and plastic. Weather and wear resistant. Standard grade for marking wood, metal or concrete Variety of Colors