You are looking at a beautiful IZOD Saltwater Relaxed Classic turquoise short sleeve button up shirt size 2XL in nice condition.  The collar buttons down underneath the collar itself so the collar stays down without exposing it as a button down collar.

Please see all photos for details.  Due to lighting differences, there may be slight color variations in the photos. 

Measurements are:
Size 2XL
31.5" length from top of shoulder to bottom of shirt
26.5" width from armpit to armpit
10" short sleeve length.