This product will help you repair, do a clean install or update to the Mac os x operating system for Mac computers. It will come with a USB and it will,  also come with my own created Guide to repairing and installing the software

This disk allows security and peace of mind in knowing you can repair or reinstall your mac. Created straight from downloaded software FROM APPS STORE.

This is not a Apple Product nor we supply Any Apple Products.  The items contained in this USB STICK are open source compiled under the terms of the GNU License , the GNU Lesser general public license , (LPGL) or the Mozilla Public License. Buyers are purchasing a service inside a generic USB in order to update their Apple Devices . we are not in any way profiting from the software itself. (this is free anyway) , all the fees paid are to cover time and products spend compiling this utility and the usb device.