100pcs 4mm Cross Tile Leveling System Ceramic Floor Spacers 100 Pcs Ready stock! Description 4mm(1pack = 100pcs) Material: Plastic Color: White Tile spacer offer a faster and easier way to space and align tile during installlation,Push tiles together so that all tiles are touching the leave-in spacers and so corners are square-up.the spacer ensure that grout lines are the same width and that the tiles line up at the corners.provide quick,Professional looking results