Sizebay

Sizebay is the global leader in AI-powered size recommendation and virtual fit advisory tools for fashion e-commerce. Founded in 2014, the company launched to address fashion retail's biggest challenge: helping shoppers find the right size. By combining expertise in anthropometry, fashion, statistics, e-commerce, and usability, Sizebay developed a suite of solutions—including its flagship Size & Fit recommendation tool—that reduce returns and exchanges while boosting shopper confidence and conversion rates. Today, Sizebay's solutions are used by fashion e-commerce stores on four continents, in more than 60 countries and 32 languages. The platform serves brands, shoppers, manufacturers, and the environment by reducing unsold inventory, cutting packaging waste, and lowering shipping emissions.