All-in-One! Level tiles and creates grout joint RE-USABLE WEDGES For walls and floors System of interlocking clips and wedges ensure your floor will be perfectly level from one tile to the next Requires minimal effort to install and remove, plus speeds up installation time Prevents the tile from moving during the installation and curing process Breaks evenly and clean at the base every time. Ridges on the base creates the break-line under the tile so no plastic parts left in the grout joints Multi-polymer plastic provides greater tensile strength while remaining flexible to avoid breakage failures while tightening Can be installed by hand or with optional install tool For use on porcelain, ceramic and natural stone tiles WARNING: Cancer and Reproductive Harm – https://www.p65warnings.ca.gov/