You can't, hopefully Making AB will consider the option soon.
You have to install mods in order to customize character appearances.
In Minecraft, Alex is a female character model. Players can choose between two default character models: Alex and Steve, with Alex representing a female avatar. However, players can customize their characters further, so the gender of the character can vary based on individual choices.
You can customize them online.
You can customize your character in Dragon Ball Z: Ultimate Tenkaichi
Your Minecraft skin is not one you buy. You customize it on www.minecraft.net. Log in, Click on Profile, and change it to anything you want.
You really can't customize a charecter, but you can name your charecter by hitting the little icon in the corner of you character in the charecter selection screen
Singleplayer: you cant Multiplayer: you customize your settings and T is the default button
There's always pottermore, but it's not very exciting and you don't really get to customize your own character.
no
koda
A minecraft skin is the look of your Minecraft character. To see your skin, press f5 or e.