This is a 6 piece set of clothing which was worn by Stan Beeman over various scenes in season 5 between episodes 10 - 13. It consists of the following,
1 striped armband used in episode 13 while playing squash with Phillip.
1 blue Van Heusen button up sweater worn in episode 13 while at home
1 gray Indera sweater from episode 11
1 Green American Apparel tee, episode unknown.
1 Dolce and Gabbana gray scarf seen when Stan is on a date with Rene
1 Brooks Brothers tie worn while he was in a suit at work.