How to use Minecraft Math.exe: Is it Running? skin ?

Learn how to download and apply the Math.exe: Is it Running? 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 Math.exe: Is it Running? 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 Math.exe: Is it Running? skin file.

Does this skin have thick or skinny arms?

This particular Math.exe: Is it Running? skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Math.exe: Is it Running? skin skin?

This particular Minecraft Math.exe: Is it Running? skin has the following color palette:
Spice
Quincy
De York
Anzac
Jaffa