The sponge is designed with rounded corners to prevent digging out or marring grout joints. Their extra-large size provides more sponge surface for grout holding capacity during clean-up, making your job as efficient as possible. The rugged mesh structure will hold up to the tough ...The sponge is designed with rounded corners to prevent digging out or marring grout joints.
Their extra-large size provides more sponge surface for grout holding capacity during clean-up, making your job as efficient as possible. The rugged mesh structure will hold up to the tough task of cleaning grout, and also allow for easier sponge rinsing in the water bucket during clean-up. Material: Polyethylene.