The iconic and beloved mid-century classic, the ercol Butterfly Chair was designed by Lucian Ercolani and Launched in 1956. The Butterfly Chair features the traditional Windsor wedge and tenon joinery, and is offered in ash timber with a veneer steam-bent ply seat and back. The chair is available in a selection of ercol finishes and now available for added comfort is the Butterfly chair with an upholstered seat, which can be covered in your choice of customer own material.