Terms Of Use As taken from the website
These tubes are copyrighted, please do not use these tubes for profit they are for personal use only. They may NOT be used on commercial sites or sites that involve commercial activities.
Please do not alter the tubes color or appearance.
If you use any of the images in web sets, signature cards, tags, globes, etc, the graphic that is created must be embedded with a copyright symbol and my name like this:
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