Full-Size Sofa Bed. Modest in size, big in style. It’s like love at first sight with this sofa with an easy-to-lift sleeper mechanism. Create a guest room in minutes right in your living room with a sofa fitted with a sleeper mattress. Transforms from sofa to bed without needing to remove the seat cushions. Completed with its own mattress, this sofa bed makes the transformation easy with a mechanism which has a synchronized opening when the backrest is tilted forward manually. Ensuring stability and durability, the bed has an electro-welded base and elastic straps on the seat.