Free is available in various sizes, including the sofa bed version. The bedspring complete with mattress can be removed by a simple movement.
There's no need to remove the seat cushions - they remain in place, facilitating the changeover to a bed.
Sofa 1: W 205 x D 100-238 x H 62cm
Sofa 2: W 225 x D 100-238 x H 62cm
Cushion: 40 x 40cm