Hila Klein is one half of h3h3 productions along with her husband Ethan Klein. Together they host the YouTube channel h3h3 and the H3 podcast. Hila primarily works as the producer and editor of videos, while also designing much of their Teddy Fresh merchandise and clothing line. Hila Klein is originally from Israel, where she served as a soldier in the Israel Defense Forces for two years. Hila and Ethan met at the Holocaust museum in Jerusalem in 2007, when Ethan was visiting as part of his Birthright trip.