Size M to L Vintage 1970s Sandy Gray Midi Dress

Vintage 1970s midi length dress in a medium weight light purple polyester fabric. Back zipper, ruffled collar with ties, elastic waist, long sleeves with elastic at cuffs. Has matching belt. Label says Sandy Gray, 100% Polyester, with a Canadian union label. Size is not readable but should fit a size M to L. Measures 42" around bust, 25" around waist, stretching to about 32", length is 46".