How to create Bootable Image in USB Drive

Download MultiBootISOs-2.1.4.7.exe

1. Run MultiBootISOs-2.1.4.7.exe following the onscreen instructions
2. Select the ISO you want to Boot from the Menu and enjoy!
3. The best thing about this tool is that you can select multiple images in one USB drive

Please also refer to this URL for more details on this ,

http://www.pendrivelinux.com/boot-multiple-iso-from-usb-multiboot-usb/