Royal Tank Regiment (RTR) WOs & SNCOs Mess Dress Bullion Cloth Arm Badge Qui S'y Frotte

A wire-embroidered gold bullion thread Regimental cloth arm badge in unissued condition. Worn as an arm badge by WOs & SNCOs on Mess Dress. The motto 'Qui s'y frotte, s'y brule' translates as 'Touch me, and you burn'. It commemorates 9th RTR for their services in WW1.