1/16" Tile SpacerCreate that much desired, lippage free, mirror surface! Interlocks the tiles, virtually creating a single flat slab surface while the setting material is curing. The interlocking design reduces and in most cases eliminates settling from shrinkage, as well as minimizing the possibility of warping. Reduces the need to re lift tiles to add more mud and or the process of shimming tiles; thus greatly increasing the speed of installation, all the while