The effect is quite dramatic: people who can perceive the hidden Magic Eye image were significantly more likely to be able to reverse the dancer.

However the garment is covered in 'magic eye' -style animal prints and abstract patterns which confuse the eye so onlookers can only see a solid block of fabric.

Copping a dress shirt in every Magic Eye pattern and jacking the IT guy's wardrobe, however, won't win you style points.