The product is easy to use. The product is highly durable and handle. The product is .A general purpose gypsum-based floor leveler and patch. Use to patch cracks and holes in drywall wood concrete and masonry. Prepares surfaces for carpet rubber wood flooring and other materials. Can also be used on walls and ceilings. Ready to mix with water or DAP Bonding Liquid/Floor Leveler Additive. Note: Not for use under vinyl sheet goods. Use Concrete Floor Leveler & patch or Concrete Patcher and Resurfacer.