ThirdLove

ThirdLove is an American lingerie and underwear brand founded in 2013 by Heidi Zak and her husband David Spector in San Francisco, California. The brand was created to solve the problem of ill-fitting bras by introducing half-cup sizes, a revolutionary innovation that expanded the range of available fits. ThirdLove pioneered a data-driven approach to bra fitting through its Fit Finder quiz, which uses machine learning to recommend the perfect bra size based on individual body measurements and...

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