Bonide Pruning Sealer is a fast， easy， and effective dressing designed to aid healing of pruning cuts， grafts and wounds on trees and shrubs. It provides a protective coating to prevent the entry of moisture， development of diseases， insect attacks， and the excessive flow of sap. Contains approximately 16 ounces of sealer Includes brush top for application Won't burn or run Can be used for waterproofing pots and boxes Contains petroleum asphalt and aliphatic petroleum solvent Pruning Seal Made in USA Your security is our number one concern