Gay Pride Rainbow Flag Awareness Lapel or Hat Pin by Pinmart. $4.99. Clutch back for attaching to clothing.. Die struck gold plated brass.. Large pin design at 7/8 inch long.. 3/4 x 7/8 inch. Rainbow Gay Pride Flag Pin. Six bright colors with hand applied enamel color fills and gold plating. Each pin includes a clutch back and is individually poly bagged.