The Langenloiser Ried Käferberg 1ÖTW Grüner Veltliner is a high-quality white wine from Weingut Bründlmayer, originating from the Käferberg vineyard in Langenlois, a prominent region in the Kamptal wine-growing area of Austria. The wine is classified as 1ÖTW (Erste Lage), which is the top-tier classification for the finest vineyard sites in Austria, signifying its exceptional quality.