issue bracelet
n.— «The Prius has become, in a sense, the four-wheel equivalent of those popular rubber “issue bracelets” in yellow and other colors—it shows the world that its owner cares.» —“Say ’Hybrid’ and Many People Will Hear ’Prius'” by Micheline Maynard New York Times July 4, 2007. (source: Double-Tongued Dictionary)