Fir and multilayer wooden frame. Interwoven elastic suspension made of reinforced fabric elastic webbing. Padding in high different density non-deforming polyurethane foam. Back cushion in polyurethane foam with fiberglass insert and lined with channelled latex. Lining 100% cotton. Varnished solid wood feet. Removable slipcover only for cushions. Corner back cushion: metal structure with non-slip base. Padding in polyurethane foam with fiberglass insert and channelled latex.