Germany, RLB. A Reich Air Protection League (RLB) I Pattern Officer’s Armband

(Reichsluftschutzbund Ärmelband). Constructed of blue cotton, trimmed at both the top and bottom with silver aluminum wire tresses, the exterior bearing a machine-embroidered cotton thread RLB insignia, the reverse with a maker’s mark of “ERHA-WUPPERTAL”, measuring 198 mm (w) x 101 mm (h) as presented, in extremely fine condition.