Pre-War relaxedwear

is basically a long-sleeve white shirt with a sweatervest and slacks, assuming your character is male. Otherwise, it's a green dress for female characters. Can be found in houses such as the ones in Minefield.

Known Locations
The people of Andale wear this type of clothing.

The clothing can also be found in various containers around the Wasteland.

Appearance
Appears in Fallout 3

Dirty Pre-war Relaxedwear
Identical to except a bit dirty.