2 1/2 Lb Blue Chalk

PERMANENT STAINING MARKING CHALKFor self chalking line reelsFlip-top caps on all chalk bottles sealing -the chalk in an airtight chamberKeeps out moisture & reduces clumping riskStains surfaces for a permanent markingRemains visible after weeks of weather -exposure and jobsite wearReduces the need for spray sealant2 1/2 Lb Blue Chalk