Highlights: Size : 7-1/2" x 5-1/4" x 2" Designed for tile grout cleanup on sanded and non-sanded grouts Microfiber polishing cloth side for removal of grout haze and final polishing of tile Professional hydrophiliated grout sponge on one side and scrubbing sponge on the other creates dual usage Rounded edges minimize "digging out" or marring of grout Microfiber Sponge for grouting, cleaning and washing. Sponge side is great for washing and polishing cars, boats, countertops and furniture.