Germany, SiPo. A Rare Set of Sicherheitspolizei Officer Shoulder Straps

(Sicherheitspolizei Schulterklappen für Offiziere). A rare set of Sicherheitspolizei (SiPo/Security Police) Officer shoulder straps, each constructed of smooth black wool with field-grey wool underlays, trimmed with twisted and rolled silver aluminum wire piping, and bearing machine-embroidered elongated mobile swastikas, the reverse of each with an integral strap with a reinforced buttonhole, both unmarked and measuring 50 mm (w) x 125 mm (l), demonstrating minor material fatigue, in overall extremely fine condition.