This is an antique or vintage etched glass hurricane lamp shade, likely featuring a grape or floral motif. 
It is made of clear glass with a bell shape and a narrow top opening to fit a lamp base. 
The shade is decorated with an intricate etched pattern, possibly depicting grapes and leaves. 
Similar items can also be used as vases or decanters. 
Such pieces are considered collectibles due to their age and craftsmanship.
Size: 9x5