Package Contents --- This tile leveling clips set includes 200 pieces 2mm tile leveling clips, they are great tools for floor/wall adjustment. Tile Leveling System ----- The system ensures flatness between tiles by preventing movement when the mortar sets. It prevents tiles from being uneven, helps you improve tiling speed. Tile Leveling Spacers ----- The leveling system has 200 clips to secure the position of the tiles and prevent movement, easy to install and remove. Premium Material --- The tile leveling system clips are made of high-quality PVC materials, they are thinner and easier to start, and it avoids the cleaning trouble caused by incomplete disassembly of the clips. Efficient and Beautiful ----- The tile leveling system helps DIY and professional tile installers increase tile laying efficiency and achieve a perfect, lip-free finish.