SHEETROCK Brand Easy Sand 5 Lightweight 3 lb. Setting-Type Joint Compound is perfect for filling gaps in both interior and exterior drywall and ceiling boards. Its light weight allows for effortless handling, and it can be easily sanded for a smooth finish. Boasting minimal shrinkage and a strong bond, this compound is ideal for laminating drywall and repairing plaster surfaces. It weighs 25% less than traditional setting-type joint compounds and has a sanding ease similar to that of a ready-mixed, all-purpose joint compound. To maximize performance, use with USG SHEETROCK Brand paper joint tape or fiberglass mesh joint tape. Suitable for interior gypsum panels and exterior gypsum ceilings boards, it covers approximately 55 sq. ft. per bag and only requires water to mix.