How to use Minecraft Insane Underfell Sans skin ?

Learn how to download and apply the Insane Underfell Sans 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 Insane Underfell Sans 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 Insane Underfell Sans skin file.

Does this skin have thick or skinny arms?

This particular Insane Underfell Sans skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Insane Underfell Sans skin skin?

This particular Minecraft Insane Underfell Sans skin has the following color palette:
Black
Bizarre
Mexican Red
Wild Sand
Mako