Furniture Design Wall O Wall Seat by Grégoire Gurtner Wall-O is a smart and elegant wall capsule. At home, in the office or in a waiting room, it serves as a kind cocoon which protects you from noise and prying eyes. Thanks to its recycled PET envelope and its eco-friendly textile interior of the highest quality, Wall-O is environmentally friendly. Its radical and minimalist lines are studied with the aim to offer the ideal space to feel comfortably settled and to be able to free one's mind and feel safe.