REEF is a well-known brand of beach and casual footwear, founded in 1984 and headquartered in California, USA. It was created by two Argentine brothers, Fernando and Santiago Aguerre, with the goal of designing comfortable, functional, and stylish footwear for surfing and beach lifestyles.

REEF has a strong influence not only in its home market of the United States but also globally, particularly in regions with vibrant surfing and beach cultures. The brand promotes a lifestyle centered around freedom, relaxation, and connection with nature, which resonates with young people and beach lifestyle enthusiasts.