These beer/bier glasses are thin and delicate.  Research indicates that they are a rare find.  The brewing company founded in 1671 produced this pilsner in Rotterdam.  Oranjeboom translates to "orange tree". The logo is crisp. Measures 5.25" tall X 2.25" diam top X 2" diam bottom.  That measure shows the slight taper. Glass holds about 8 ounces. Buyer is purchasing a set of 2 glasses. Check out other interesting barware in my booth.