WW2 Coldstream Guards (Embroidered) Regimental Flash From £5.00 Reproduction. WW2 Style. Machine embroidered cotton on a wool serge backing. Manufactured by Monty's Locker.These are the private purchase embroidered style (with serifs). We also manufacture the cut out (non-serifs) shape version stitched to a wool serge backing. Please see related products below.Please select which Bn number you require from the drop down box below.