Inteplast Polystyrene Crystal White Pre-finished Cap Molding is easy to install. It is ideal to use anywhere in the house including basements, bathrooms, or kitchens. Prefinished – does not require painting or staining. Performs better than wood and MDF molding in areas with high moisture. Quick and easy installation – just cut, nail, and install. An easy and affordable way to add character to a room. Dimension: 5/16″ W x 1-1/8″H x 8′ L