603 Grouting and Concrete Sponge, 7-1/2 in L, 5-1/4 in W, 2-1/4 in Thick, Polyester

Armaly ProPlus® grouting and concrete sponges are made with our HDQ polyester sponge material. This time tested formula provides superior strength and a cell structure that wipes and rinses excess grout and concrete faster. The sponge is shaped with rounded edges that are designed to minimize digging out or scoring of grout lines, to meet the demands of the professional setter.