How to use Minecraft Adoptable, but I'm using them for the challenge skin ?

Learn how to download and apply the Adoptable, but I'm using them for the challenge 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 Adoptable, but I'm using them for the challenge 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 Adoptable, but I'm using them for the challenge skin file.

Does this skin have thick or skinny arms?

This particular Adoptable, but I'm using them for the challenge skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Adoptable, but I'm using them for the challenge skin skin?

This particular Minecraft Adoptable, but I'm using them for the challenge skin has the following color palette:
Snow Drift
Black
Heliotrope
Watercourse
Catalina Blue