How do you create your own Minecraft skin?

How do you create your own Minecraft skin?
Upload a custom skin to Minecraft for console

Launch Minecraft on your console.
Select Dressing Room under your current character.
Press the Menu button  for more options, and then select Classic Skins.
Select the blank skin model that’s under Owned Skins, and then select Choose New Skin.
Find your custom skin .

Upload a custom skin to Minecraft for console
  1. Launch Minecraft on your console.
  2. Select Dressing Room under your current character.
  3. Press the Menu button  for more options, and then select Classic Skins.
  4. Select the blank skin model that’s under Owned Skins, and then select Choose New Skin.
  5. Find your custom skin .