Unika top seal black msp topsealthis unika top seal black msp topseal is ideal for sealing the area between worktops and walls to use ensure area to be sealed is dry and free from dust and grease apply an even bead of topseal along the area finished and smooth using a smoothing tool or soft scraper clean up with acetone or another solvent allow to cure for 24 hours before use water resistant when cured