This series, designed by Tapio Wirkkala [the guy had a mug worthy of his bottles] in 1968, employs the “Incalmo” technique wherein two different types of glass, worked separately, are fused together to obtain, within a single object, separate areas differentiated by colors.
![This series, designed by Tapio Wirkkala [the guy had a mug worthy of his bottles] in 1968, employs the “Incalmo” technique wherein two different types of glass, worked separately, are fused together to obtain, within a single object, separate areas differentiated by colors.](http://24.media.tumblr.com/tumblr_kvea8nuP9x1qzl3szo1_500.jpg)
