Colorless non-lead glass; blown, cut, engraved. Flattened, ovoid form, with straight, panel-cut neck; the faces of the flask polished flat, with engraved decoration, on one side an oval panel with beading above and below, with a scene of buildings, including a glasshouse, in a wooded valley, with trees and hills in the background, inscribed below "Glasfabrick/ Schildhorst."; the reverse face with a wreath of oak with acorns around two stags lying on the ground, inscribed "Louis Vaupel/ 1850" below in script; the sides chamfered and with cut horizontal notches; the hexagonal tip of the flask engraved in reverse "L.V." in gothic letters.