This is a small, vintage, glass and metal flask, sourced in France. The top unscrews to become a small drinking cup, with an additional screw-on top on the flask (three pieces). The body of the flask is beautifully textured glass. The maker is unknown.
Measures 5.5"H x 2.75"W x 1.25"D. Surface wear present, patination present on metal. No chips.