3M™ MSP Seam Sealer is a general purpose, moisture-curing seam sealer for interior and exterior body joints. This sealer adheres well to properly prepared primer, paint, and bare metal surfaces. Its single-component application and heavy-bodied sag-free formula makes it as easy as possible to create a reliable seal. Paintable the moment you dispense, and tack-free in as little as 30 minutes, 3M™ MSP Seam Sealer is a high quality way to get interior and exterior jobs done fast.