E. Cointreau Signed Mexican Hand-Blown Margarita Glasses, Pair — Cobalt Blue Rim, Bubble Glass, 7"A pair of hand blown Mexican bubble glass margarita glasses signed "E. Cointreau" on each piece a documented glass artist whose signed work appears in collections across the country. Heavy clear glass with cobalt blue rim, natural variation between the two glasses as is characteristic of hand blown work. Found at a Fairfield, CT tag sale. Artist: E. Cointreau (signed) Origin: Mexico Material: Hand blown bubble glass, cobalt blue rim Quantity: Pair