I think I may have the perfect solution here! just did a search for insignia bagdes and there are loads...Just buy the badge of your choice, and go out and buy the perfect hoddie, and sew it on your self! perfect...
www.google.co.uk/#q=star+trek+insignia+badge&hl=en&safe=off&tbm=shop&ei=AFBzT_GJA8jL0QWPiokP&start=18&sa=N&num=18&bav=on.2,or.r_gc.r_pw.r_qf.,cf.osb&fp=308bd7e9e4875829&biw=800&bih=441
(,
Wed 28 Mar 2012, 18:59,
archived)
www.google.co.uk/#q=star+trek+insignia+badge&hl=en&safe=off&tbm=shop&ei=AFBzT_GJA8jL0QWPiokP&start=18&sa=N&num=18&bav=on.2,or.r_gc.r_pw.r_qf.,cf.osb&fp=308bd7e9e4875829&biw=800&bih=441