The B11 Cube up & Seat is an innovative and mobile sound-absorbing seating cube that offers the perfect solution for anyone who wants more peace and quiet in their rooms. Compact and easy to clean, the B11 Cube is versatile and impresses with its functionality. This elegant seating cube can not only be used as comfortable seating, but also as a decorative acoustic object that even becomes an eye-catcher on the ceiling. Weighing less than two kilograms, it can be moved effortlessly to any desired location where high-quality room acoustics are required. The B11 Cube can withstand a load of over 100 kilos, making it particularly robust and durable. As a class A broadband absorber, it has been tested and certified in accordance with DIN ISO 11654. The calculated sound absorption coefficient (αw) is over 1, which makes it extremely effective. Here are some sound absorption values for different frequencies (measured according to ISO 354): - 125 Hz: 0.65 - 250 Hz: 1.30 - 500 Hz: 1.75 - 1000 Hz: 1.80 - 2000 Hz: 1.70 - 4000 Hz: 1.65 Thanks to these values, the B11 Cube can be compared with the effect of 1m² of wall or ceiling covering. Whether in offices, meeting rooms or public areas, the B11 Cube up & Seat is the ideal choice to ensure not only more peace and quiet, but also an attractive design.