An authentic and very comfortable couch / sofa convertible system, Modernist, Reconstruction of Free Form, curvaceous lines and thick gray felt great sitting in padded original attributed to Erton, France 1950. Gray Felt asserting a very contemporary spirit, is in excellent original condition, both pleasant to the touch and silky to the eye. The convertible, simple and ingenious system works perfectly and can convert this cozy sofa true double bed. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution