Either Waistcoats or Vests keep in your closet or hanging off you... Because they are in for Spring/Summer 2010 and Fall/Winter 2010 so invest in them...
Sources:
http://www.thinkthrufashion.com, http://z.about.com, http://2.bp.blogspot.com, http://www.myddnetwork.com, http://2.bp.blogspot.com/
http://geishapearl.files.wordpress.com