How to use Minecraft SpeedDemon: A quick transformation skin ?

Learn how to download and apply the SpeedDemon: A quick transformation 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 SpeedDemon: A quick transformation 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 SpeedDemon: A quick transformation skin file.

Does this skin have thick or skinny arms?

This particular SpeedDemon: A quick transformation skin has thick (4px) arms. It is based on the classic Steve model.

What color is this SpeedDemon: A quick transformation skin skin?

This particular Minecraft SpeedDemon: A quick transformation skin has the following color palette:
Black
White
Vulcan
Heavy Metal
Heavy Metal