Sia - 花瓶 (3) - culbuto - Opaline glass - 口吹きタンブラー

Set of three vintage culbuto tumblers in yellow, green and blue, hand-blown opaline glass by the Danish brand Sia dating to circa 1980–1990, with all three still bearing the original sticker and green and blue each having one chip and yellow four, in good condition.