How to use Minecraft Knuckles.exe: A digital avatar skin ?

Learn how to download and apply the Knuckles.exe: A digital avatar 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 Knuckles.exe: A digital avatar 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 Knuckles.exe: A digital avatar skin file.

Does this skin have thick or skinny arms?

This particular Knuckles.exe: A digital avatar skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Knuckles.exe: A digital avatar skin skin?

This particular Minecraft Knuckles.exe: A digital avatar skin has the following color palette:
Dark Burgundy
Totem Pole
Malachite
Bon Jour
Crimson