Features: Perfect Tile Leveling System: The most complete tile leveling system kit can precise adjustment tile's uneven. And then keeps the tile balance on the same horizontal position and prevents tiles from moving while curing. Reusable Tile Adjustment Tools:This tile leveling system kit are made of high quality plastic. Also, the T shape needles are constructed with stainless steel, which Features durable and reusable construction. How to use: The steel needle is adjusted to a straight line to insert into the gap of the tile, and the rotation is fixed to the bottom of the 2 tiles. Use a T-wrench to turn the black cover so that the 2 tiles are on the same level. Wait 4-6 hours to get rid of tiles. (Tip: Cement dries faster in summer, so the needle is pulled out earlier than winter) Wide Application: The tile leveler system can detect whether on the tile is level. Also, can be used in the bathroom and kitchen to let the tile flat. Great Tool for Tile Installation: Improve tile installation speed and reduce installer fatigue and stress. Reduce the need for grinding and polishing. The tile leveling system ensures flatness between tiles to avoid unevenness. Prevent tiles from moving while curing. Specifications: Color: Orange Material: Plastic Suitable for tile gap: 1.5mm or more Suitable for tile thickness: 3-18mm Package Size: 28.5*27.3*2cm Weight: 560g Packing List: 50Leveler Spacers 1Tool