How to use Minecraft 321: Just a Number skin ?

Learn how to download and apply the 321: Just a Number skin for Minecraft on PC (Java Edition) or Pocket Edition (PE).
PC (Java Edition):

1. Go to the Minecraft website and login to your account.
2. Click the “Minecraft Java Edition” dropdown menu and select “change skin”.
3. On the next page, click “select file” and upload the 321: Just a Number skin file.

1. Open the game app and press the “dressing room” button on the main menu screen.
2. Press “Edit Character” -> “owned skins” -> “choose new skin” and upload the 321: Just a Number skin file.

Does this skin have thick or skinny arms?

This particular 321: Just a Number skin has thick (4px) arms. It is based on the classic Steve model.

What color is this 321: Just a Number skin skin?

This particular Minecraft 321: Just a Number skin has the following color palette:
Tom Thumb
Laser
Black
Mine Shaft
Potters Clay