#MAYFAIRWORLD: 437's Adrien Bettio & Hyla Nayeri Coming Soon SIZE Hyla Nayeri and Adrien Bettio are the co-founders of multi-million dollar swimwear label, 437, and today, Sam and Mayfair’s Creative Director Kaylee join them to dive into the inception of the business and the gap they sought to fill in swimwear.
