The Cesca chair is a classic chair designed by Marcel Breuer in 1928. It is also known as the Model B3 chair or the Wassily chair. The chair is made of bent tubular steel and has a leather or canvas sling seat and backrest. It is known for its simple, modernist design and its use of new materials and techniques, such as the bent tubular steel frame. The chair is named after Breuer's daughter Francesca, who was nicknamed Cesca. It has become a popular and iconic piece of furniture, and has been widely imitated and reproduced over the years.