ITEM NAME:50pcs 2mm Tile Leveling System 3 Side Tile Spacer - Cross And T Wall Floor, X1S3 50pcs 2mm Tile Leveling System 3 Side Tile Spacer - Cross And T Wall Floor, X1S3.As standard "cross" spacer for straight pattern tile installation. As "T" shape spacer for brick and herringbone tile patterns! Improve tile installation speed. Its shape spacer is Very easy to install and remove.