The Houdini side chair designed by Stefan Diez for e15. - Offered in a natural oak lacquered finish. 19-5/8" x 22-5/8" x 31-1/2" H 3 x available. The Houdini side chair designed by Stefan Diez for e15. - Offered in a natural oak lacquered finish. 19-5/8" x 22-5/8" x 31-1/2" H 3 x available.