Ma inki amowa ndi owuma mwachangu, osalowa madzi, okhala ndi pigment, okhala ndi mowa omwe ndi abwino kugwiritsa ntchito pamalo osiyanasiyana.Izi ndi mitundu yopangidwa ndi utoto (mosiyana ndi pigment) yomwe imakhala yoyenda komanso yowonekera.Chifukwa cha chikhalidwe ichi, ogwiritsa ntchito amatha kupanga zotsatira zapadera komanso zosunthika zomwe sizingatheke ndi mankhwala opangidwa ndi madzi monga utoto wa acrylic.Akagwiritsidwa ntchito pamwamba ndi zouma, inki za mowa zimatha kubwezeretsedwanso ndi mowa ndipo zimatha kusunthidwanso (monga ma watercolors amatha kuyambiranso mwa kuwonjezera madzi).