Once you start editing skins you'll see your 32 last edited skins here.
help_outline
Minecraft Skin Editor
Create and edit your custom Minecraft Skin easily with the SkinMC Editor. You can choose between Steve and Alex models, import skins from a file or username, and create your very own Minecraft Skin.
Draw
Draw using the pen tool. Select a colour from the swatch to use with it.
Eyedropper
Use the eyedropper to select a colour from your skin and add it to your current palette.
Fill
Fill entire areas of your skin using the fill tool. Select a colour before using fill.
Move
Pan and move around the skin editor canvas with the move tool.
Decrease brightness
Decrease the brightness of the currently active colour.
Increase brightness
Increase the brightness of the currently active colour.
Erase
Erase pixels drawn on the secondary overlay layer.