Levels, aligns, spaces and secures tiles in place to prevent sliding, a consistent finish and help correct tile bowing The spacer slides over the middle of and can be easily adjusted if it needs to be readjusted for some reason. This product is reusable and is a great tool for floor/wall paving. [Excellent Tile Leveling Wedges]Save time while achieving professional results with these tile leveling wedges Well Made - These tile leveling system wedges are made of thickened PP plastic, which is strong and , so the tile leveling wedges have excellent wear resistance and crack resistance, so it is not easy to break., Weight: 2.02715049909 Pounds, Manufacturer: PokFhgur