There is plenty of evidence out there, especially the fact that the former and cleared up the rumors once and for all, basically admitting that although he enjoys photographing his co-star, these two are simply just friends.
"Lili and I play characters who are dating, so just about any time she and I go out into the wilderness, it's 'Oh my god! Because these two are still super cute, even as friends.) But Cole just likes to take photos of his friends and has a passion for fashion too, so he combines these things when it comes to his photography.
They are twins and are referred to as the Sprouse brothers or Sprouse Bros.
Their first major theatrical film role was in the 1999 comedy, Big Daddy, in which they co-starred with Adam Sandler.
The majority of the Sprouses' franchise ended in 2008, except for their clothing line.