M43 Hitlerjugend 'Flakhelper' field cap with RBNr. 1944

Beautiful light worn M43 pattern single button Hitlerjugend field cap in Luftwaffe blue colored wool for a member of a Flak (anti-aircraft) unit. Complete with original machine applied HJ diamond insignia up front. The blue silk liner shows minimal wear are remain in perfect condition. Maker marked with RBNr. 0/2009/0004, size marked 58 and dated 1944. Beautiful and stunning cap in excellent condition!