Untitled

I really like this photograph and your body of work in general, but Im not sure about those colored frames you put on some of them.  

Best of all

Alfonso Momeñe

Alfonso, i did not put those frames. This is undeveloped part of polaroid type 55 negative.

Not that long time ago people used film to take pictures and then chemistry to develop it. Even now days few people do that, myself included.  

Try to google polaroid type 55, maybe