These brushes are continuation of Irezumi Tattoo Brush ... Like an EXTRA materials. And this pack are ONLY works on Clip Studio Paint (CSP both PRO/EX). ■ FILES: - ZIP files (68 Mb +/-) - SUT files (SUT is CSP brush extensions) - 7 Kinds of skin - 2 Types of snake head for each skin (14 heads total) - 4 colors of Oni Mask (BONUS) - Readme & Installation Notepad file After purchasing, please go to your purchased (downloaded) ZIP file, and UNZIP / extract it.. Then, follow README note for the installation guide. ■ TERM OF USE - Do not edit, redistribute, transfer, reproduce, or resell this brush/item. - You can use this pack + extras, adding your own drawing materials to create your own style illustrations. And in that case, they can be used for commercial purposes. - Please acknowledge in advance that the copyright holder (the artist) will not be held liable for any damage or disadvantage caused by the use of this item. NOTE: There is no refund for buying this item (as a digital product). However, if you need a help or question.. Feel free to contact me. Thank you! ^^