Brand: Steffl.Zitronen Radler.
Producer: Brau Union International GmbH & Co.
Description: Yellow crown cap, Red upper part, logo in gold.Steffl in white edges in gold. Zitronen Radler in white. AUF OPEN in white with white circumference arrows.
Factory sign: R.R.K. (Rauh GmbH & Co. Blechwarenfabrikations-KG).