The Colorfast Tile & Grout Caulk is a high-quality, unsanded siliconized acrylic latex caulk designed to match TEC grout colors. Made in the United States, this product is specifically formulated to ensure a perfect color match for your grout lines, providing a seamless and professional finish for your tile and grout project. It is important to note that this product may contain chemicals known to the state of California to cause cancer, birth defects or other reproductive harm, so please take necessary precautions when using it.