Kim Jones, Raf Simons, J.Crew

  For a sporty weekend look, pair a smart blazer and polo with J.Crew&amp;#39;s frayed sweat shorts. If nothing else, it lets people know you&amp;#39;re ready for a quick game of pickup.

  Kim Jones canvas blazer, $650, available at Opening Ceremony, (212) 219-2688; Raf Simons polo, approximately $235, available at Barneys New York, (212) 826-8900; J.Crew sweat shorts, $49.50, available at J.Crew stores nationwide, (800) 562-0258, www.jcrew.com.