Bases are images used to create characters.
They show a blank character outline in a certain position or situation. The image can be edited and colored to match a character in that scene. You are can drawing bases Doraemon or Human.
Below is an example of a base:
Make sure you obey rules set by base creator (if any) and please give them credit for making the base (you don't have to ASK them for permission you just have to say who the base was created by).