You have to install the Cleo 3 library to use this mod.
Merge the content of the archive with your GTA: San Andreas installation folder (C:\Program Files\Rockstar Games\GTA San Andreas).

You have to put your models inside Skin.img: you can use IMG Tool.

    * To change player's model, press [NEXT/PREVIOUS WEAPON]+[SECONDARY ATTACK].
    * To open the menu, press [NEXT WEAPON]+[PREVIOUS WEAPON]+[SECONDARY ATTACK].