THE MAYS:
You MAY use the free tubes for non-commercial*use only. This includes - stationery, web design, sig tags, tutorials etc. No credit is needed on your work. You MAY alter the image for resizing and recoloring.
You also MAY combine the tubes on your work.
You MAY burn them to CD for your own PERSONAL use.
THE MAY NOTS:
You MAY NOT use the free tubes in any commercial* way.
You MAT NOT hotlink (direct link) to the zipped download files (considered bandwith theft).
You MAY NOT redistribute images in their current state. NO burning them to CD and selling them or offering them for download.
You MAY NOT pass images through tube groups or any other group.
You MAY NOT change the names of the images and files.