Button down / collard / front chest pocket.

Skittles rainbow going all the way around the shirt.

Winston Cup Series 50th Anniversary patch on arm.

Skittles embroidered on the front.

It appears to be a size Large or smaller XLarge.  Measurements in the photos.

Preowned.  This shirt has been very much loved and worn.  Has a bit of fading and a few small snags on it.