A tattoo on or behind the ear can strike the perfect balance between boldness and subtlety for some people. Check out these ear tattoo ideas for some inspiration! The area behind the ear is an erogenous zone for many people, so an ear tattoo can be sexy! But be careful – tattoos on cartilage tend to fade and blur more quickly, and cartilage infections can be much more difficult to treat than regular infections. If you want to tattoo your ear, make sure the artist is an experienced professional!