Doblecara Rug 4, designed by Ronan Bouroullec for Nanimarquina, is a double-sided rug that reflects the designer's geometric aesthetics through fine lines and intermittent patterns with a blurred effect, creating a sense of movement. Side A offers a more prominent expression with different levels in the technique, while side B is softer and more discreet. This rug adds a sense of movement and elegance to the room, making Doblecara Rug 4 an artistic choice for those seeking sophisticated design.