Birkenstock is a German footwear brand best known for its comfortable and iconic sandals. The company was founded in 1774 by Johann Adam Birkenstock and is headquartered in Neustadt (Wied), Germany.

Birkenstock sandals are characterized by their contoured cork footbeds, which are designed to provide excellent support and comfort. The footbeds are made from a blend of cork and latex, which molds to the shape of the wearer's foot over time, providing customized support.