This quart container of Flexible Grout Admixture from Superior Tool and Supplies will help you get the most out of your tile installation. It boasts superior strength and decreases grout cure time and helps reduce tile grout shrinkage and cracking. In high-traffic areas such as walkways, entryways or kitchens, this flexible grout admixture will even improve grout color while keeping your floor tile and wall tile looking its best.