And if the family would suddenly grow? if the old couch was no longer comfortable enough for everyone? You should only add some stripes of SoFamily and the problem would be solved. Do you want to change the layout of the room and the sofa doesn't feet in the room? With SoFamily you can turn it into two armchairs.
SoFamily is a modular system consisting of modules of 20 cm thick that you can combine stretching the seat as you want. Each piece has a laterally Vecro reminiscent of stylized outline of a session.