Furniture Design BonBon2 Multifunctional Sofa by Filimena Radonjanin Multifunctional sofa consist 4 elements: A. two-seat / single bed / lounge chair, B. cushion, C. ottoman / back support, D. hand support / storage. By adding and arranging the elements, hundreds of combinations can be made. Two sitter, three sitter, four sitter,as you wish sitter, corner sofa, single bed, double bed, lounge chairs etc., are possible combinations which will suit either smallest living rooms or big and spacious lounges. All the transformations can be done without a real effort, and a lack of complicated mechanisms ensure great comfort in ether sitting or sleeping positions.