Vintage Therese Baumaire orange woven tunic or long length top made in France

Good condition. Gorgeous orange tunic or linger length button front shirt. Mandarin collar with buttons to natural waist. No side slits. Materials and size tag has been cut out, size is based off measurements. Feels like a washed silk/poly type of material. One small spot of wear at back sleeve towards the seam, please see pictures measurements laid flat are 21.5 inches ptp 31 inches in length buttons down about 17 inches L