You are looking at a vintage way cool OCEAN PACIFIC OP dark blue with gray long sleeves henley size Large (check measurements below despite the tagged size).  CALIF ORNIA is spelled out in large red letters on the front with OP embroidered in gray letters just below it.  OP has been around since the 70's originally as a big part of the California surf culture before branching out to the rest of the world.  if you've been part of or are still in the California surf culture, this henley should bring back some good memories for you.  

Measurements are:

Size Large

31" length from top of shoulder to bottom of shirt

24.5" width from armpit to armpit

26" long sleeve length

22" width shoulder seam to shoulder seam