The phrase "mannequin heads" refers to the artificial heads that are used to display and style wigs or hair accessories in stores or salons. Full definition
Among the subject matter on view are denizens of the winter boardwalk in Brooklyn, men lying on park benches in summer, relentless ocean waves, mannequin heads in Chicago storefronts, and men in suits spot lit with sun shadows. (howardgreenberg.com)
She's referring to a sculpture she owns by Jake and Dinos Chapman, comprising a group of angelic - looking mannequin heads joined by an anus and sprouting 12 penises. (artnews.com)
Teens will be invited to explore and use all types of nature - related materials (including artificial flowers / leaves, floral printed fabric and paper, tissue paper flowers, and even terra - cotta pots) in conjunction with other unique and unusual materials such as foam mannequin heads and air - dry clay to create a piece of wearable art or sculpture. (kemperart.org)