Vintage French soda fountain glasses rare early 20th century

Vintage French soda fountain glasses Very rare! Really thick glass in an hourglass shape that fits beautifully in your hand Front says, " 1918 Boisson Fraiche Saveur Du Jour 47 cl." (fresh drink, flavor of the day) A few bubbles in the glass Just under 6" tall and over 1 pound each Scratches on glass consistent with age