A characteristic of the Colle production has always been the pursuit of innovation, quality and fine design. Prestigious crystal craftsmanship, boasting important signatures for its collections, perfectly combining artisan experience, advanced technology and creativity. The series of 6 bar glasses called Ice Stopper is made by Angelo Mangiarotti. Elegant and timeless, unmistakable thanks to their unique tilted shape. Another unique feature is the indentation near the top, which makes it easier to hold the glass and at the same time stops the glass from sliding to the surface when you drink. Materials: hand-crafted crystal. https://www.philolux.com/shop/italian-crystal-glasses-by-angelo-mangiarotti-1990s-on-philolux-and-1stdibs Angelo Mangiarotti (born in Italy, 1921-2012) graduated in architecture at Politecnico di Milano in 1948. He left Italy to work in the USA in 1953 where he met Frank Lloyd Wright, Walter Gropius, Mies van der Rohe and Konrad Wachsmann, who were all influential on his development. After he returned from the USA in the 1960s, he opened an architecture firm in Milano, Italy and in Tokyo, Japan in 1989. Angelo Mangiarotti was the art director of the Italian crystal company Colle Cristalleria from 1986 to 1992. Multi awarded, he was very prolific in industrial design and architecture, teaching internationally at the same time. One can feel his architect side in his industrial design, and vice versa. Angelo Mangiarotti worked for Knoll, Cassina, Artemide, Vistosi, Molteni, Poltronova, Danese, Skipper. Colle Cristalleria was founded in the 1960s in a part of Tuscany where crystal is made with the same traditional techniques used for the past 800 years.