The Formation Duo stands have been custom designed by Bowers & Wilkins acoustic team to provide the best listening experience possible. The stands have been measured to be the perfect height for the seated listening experience. The stands come with both rubber feet and carpet spikes, so you can use them on either wood or carpeted floors. These steel and aluminum stands hold your speakers rock-steady. Experience the finest wireless soundstage on the market with these custom designed stands that pair perfectly with the Formation Duo.