How about special negative ion tiles?

Especially negative ion tiles are very good. Special-effect negative ion ceramic tile is a new type of environmental protection and health ceramic tile. Its main feature is that it can release negative ions, which is beneficial to human health. Users feedback that the tile has obvious use effect and can effectively improve indoor air quality and quality of life. Especially in the aspect of safety, especially negative ion tiles overcome the hidden dangers of tiles, mosaics and so on, and are especially suitable for exterior wall decoration of high-rise buildings.