The Iittala Kartio tumbler set is part of the Kartio glassware collection designed by Kaj Franck for Iittala in 1958, the epitome of Finnish modernism. When the collection was originally released it was available in three shades. Now available in both clear and six beautiful colors, the Iittala Kartio glassware collection is a perfect way to bring color to your table in these simple, functional pieces that are designed for everyday use. Stackable and stylish, Iittala Kartio is easy to hold and easy to love.