How to use Minecraft Unspeakable's Sinister Twin skin ?

Learn how to download and apply the Unspeakable's Sinister Twin 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 Unspeakable's Sinister Twin 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 Unspeakable's Sinister Twin skin file.

Does this skin have thick or skinny arms?

This particular Unspeakable's Sinister Twin skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Unspeakable's Sinister Twin skin skin?

This particular Minecraft Unspeakable's Sinister Twin skin has the following color palette:
Black
Malachite
Thunderbird
Thunderbird
White