Embossed ‘u’u are frequently found in museum collections. The heads of the clubs resemble human faces composed of numerous small human faces, such as the nose and eyes. A large ring surrounds each eye. The embossed decorations below the cross bar consists of tattoo motifs like dishes and bowls. <Br> After the production process clubs were buried in a taro field, where the earth darkened the wood. Next they were rubbed with coconut oil in order to create a rich patina.