ProLine Marking Chalk
New ProLine™ Athletic Field Marker is a specially formulated blend of finely crushed white calcium carbonate. It’s ideal wherever lines must be highly visible.
- Bright white color
- Easy flowing for consistent coverage
- Non-caking, non-caustic, and non-irritating to eyes and skin
- Complies with NCAA® and NSFH® official rules and Official Little League® handbook regulations