Cast in liquid bronze from 3D-printed ceramic molds and polished, they are then electroplated in 24-karat gold by Brooklyn, New York–based Epner Technology.
kˈæst ɪn lˈɪkwɪd bɹˈɑːnz fɹʌm θɹˈiː dˈiːpɹˈɪntᵻd sᵻɹˈæmɪk mˈoʊldz ænd pˈɑːlɪʃt, ðeɪ ɑːɹ ðˈɛn ɪlˌɛktɹoʊplˈeɪɾᵻd ɪn twˈɛnti fˈoːɹkˈæɹət ɡˈoʊld baɪ bɹˈʊklɪn, nˈuː jˈɔːɹk bˈeɪst ˈɛpnɚ tɛknˈɑːlədʒi.