When you're too busy for a traditional shoe polish routine, express shine sponges are a quick and handy way to look your best. Handy sponges restore shine in an instant. Shine shoes with no mess and no buffing. For use on all leather products. Black Express Shine Sponge—Dark color of sponge adds a hint of color to leather surfaces. Applicator Type: Sponge; Color(s): Black.