The lamp has been created in the 1958 by Achille and Pier Giacomo Castiglioni, after one year, in the 1959, the first prototype has been realized for Flos until the mass-production in the 1962.Taccia is made up of a base in anodized extruded aluminum or black varnished, the shape is cylindrical and it possesses some grooves which reminds the crosiser of a classic column. There is a white varnished metal reflector, a bell, characterized by a semi-spherical shape, made up of a translucent glass, it is placed freely and can be adjusted in order to direct the light diffusion.Inside the metal base an incandescent bulb is hidden. Today, with a distance of time of 50 years, this lamp is still loved and continues to be in those houses which characteristics are the elegance, the formal rigour, thanks to its soft and modern lines, with a charming design.Achille Castiglioni in a 1970’s interview said that he considered Taccia like the “Mercedes of lamps”, a symbol of success, intended to challenge the time.