Well-Material: Tile leveling clips are made of strong and plastic. The fixing effect of the tile tools is stable and the service life is long. Reusable: T-pins are small and sturdy. Once the floor tiles are set, the tile leveling tool can be rotated and pulled out of the crevices, ready to be used again in no time. Adjustable Height: The tile leveling clips can adjust the height and compress the floor tiles by pressing the black hand cover. Applicable tile Space thickness is 8-12mm. How to Use: Insert the T-Pin of the tile tools along the Space and rotate it 90 degrees. Press the black hand cover to tighten the tiles till the cement dries. Combined use: It is recommended to use tile leveling system in combination, which has achieved the effect of leveling tiles with high efficiency and scale. Material: plastic colour: yellow Package Contents: 150 x Tile Leveling System Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.