This durable sponge is extra absorbent for lots of utility. This all purpose sponge is great for grouting or cleaning. Rounded edges allow for smooth, clean professional edges when grouting. The softness of the sponge prevents digging, scratching or marring of new grout while cleaning up the tiles around it. Hydra sponge has a large water holding capacity. Use to wash, wipe or rinse away dirt and material. The soft extra large, 7-1/2 x 5 x 2 in sponge fits comfortably in your hand. Proudly made in the USA. Kraft Tool Co.® has been an American manufacturer of quality hand tools for the concrete, masonry, asphalt, plaster, drywall, tile, floor covering and leveling trades for over 35 years.