Concreto Gris 30x30 is a Spanish porcelain wall and floor tile. It can be used in various room settings including kitchen and restroom. It has a matte finish allowing it to be used effectively in a shower setting. This classic, grey tile has subtle grey grains that give the porcelain tile a natural stone look. The matte finish infused with the grey grain gives this grey tile a subtle tone that does not overpower a room.