Series of 4 Baumann chairs model sled - 1960

Series of 4 baumann chairs, model "sled", 1960s. Structure in solid beech, thermoformed plywood backrest. The seat is upholstered, brown velvet finish pulling on purple. Seat height: 46 cm. Good general condition, visible wear marks on the feet. Note 3 small black spots on a seat and a small jump of veneer at the back of the back of a chair (2 cm long, 3 mm wide).