/1.62 m2 If you prefer square dimensions of the tiles and follow current trends, definitely go for the 90 x 90 cm format. Large-area tiles are a current trend in the field of interior design, and in addition, this dimension is also available in the Italian Concept series in the increased anti-slip R11, which can be used outdoors as a tile for a balcony, terrace or pool. Thanks to the complexity of this series, you can use Concept products as a wall covering in the kitchen or bathroom, as a floor tile in the hall, living room or kitchen, but also as an outdoor floor tile outdoors.