This Dean Winchester photo contains
six pack, abs, ab crack, flat stomach, and hunk.
There might also be
swimming trunks, bathing trunks, skivvies, skin, skintone, nude colored, partial nakedness, and implied nudity.
One of the many short commentaries that come with the Supernatural S3 box-set. Eric Kripke gives us a humorous insight into certain scenes of the second episode of S3.