80's mouth blown glass cups

Set of 8 mouth-blown glass bowls. From the passavant la rochère glassworks. The la rochère glassworks, located in burgundy franche-comté, is, with its 5 centuries of industrial activity, the oldest traditional art glassworks in operation in europe. Opened in 1475 mass-tinted amber glass. Each cut is unique and is not completely identical to the others. Height 10.5 cm / diameter 10 cm / container height 5.5 cm.