Base on a 1940 style badge I found, it was made in silks but I,ve used wool.To make your self one of these first find a metal curtin ring. wrap the wool around the edges and up and down for the flower stems the flowers are made by doing little french knots. sew a badge pin on the back.. Check out this great blog to see her collection of wartime Brooches ' 1940s style for you'