This object is a vintage ceramic drinking horn (also known as a Trinkhorn) made by the German manufacturer Gerz. It is specifically a "Germanen-Horn" (Germanic Horn), featuring hand-painted designs and embossed details like the oak leaves and acorns visible in the image. Manufacturer: Gerz, a well-known German producer established in 1835. Material: It is crafted from ceramic or stoneware. Design: This particular model includes a figure in classical or tribal attire reclining near the rim, with raised-relief oak branches and acorns near the base. Usage: While shaped like a horn, it is designed as a functional beer mug or collectible souvenir, often with built-in ceramic feet to allow it to stand upright. This item is considered rare collector's piece.