Dimensions of the backrest: a very steep from the Sofa Sanders ditre italia (square composition). Lenght cm 105 Depth cm 33 Height cm 35 seats Dimensions: Lenght cm 124 Depth cm 124 Height cm 73 Colours awesome, I put the materials for clarity, but they can be virtually any. catalog of fabrics here: http://www.ditreitalia.com/eng/descrizione_rivestimenti.php?mc_voce=4&id=1990&modello=Sanders If you like my model, look at the others.