Description from original post (created 2016-02-12 16:48):
This was my first skin, it was simple and would be very cool to use in Minecraft, but sadly Mojang doesn't allow transparent skins (sad face). It was a concept, in this site you could see the transparency.
But guess what? Finally I've upgraded to 1.8, with HUGE changes to make it functional, coming with a new concept!
The Skin before the update to see the changes and compare (almost a new skin):