Clean Monowire Arms is a mod that removes either the hand decals from the monowire arms or everything except the wire. It also comes in two versions: one for male V and one for female V. You will need to download and install it separately. 

To install it, simply download the archive from the official website, open the mod folder and extract the archive. You can find the.7z file on your PC and on Steam.zip file on the GOG website. To install the mod, open the game and click the download button. To uninstall, simply delete the folder from your game. You will need to restart your game for the mod to work properly.