Darth Maul bust in 1:1 scale unpainted cast hollow with jesmonite which is an acrylic composite material that is very hard and shock-resistant, harder than plastic, resin filled with polyurethane foam for added reinforcement weighs about 1.4 kg

Note this is not a bust from Sideshow, but similar  the pictures speak for themselves, both quality and equality.

Painting can be done at extra cost!