Check out these great websites!

www.ExtremeLabel.com
These identity labels are almost indestructable! They'll stick on anything rigid, look great and last longer than you will. The Extreme Label was invented for marking equipment for the Lunar Landing program. They definately will stick to your tanks or anything else you might have!
www.AbsolutelyClear.com
Jolly Roger Products, makers of Absolutely Clear®, the World's First ALL DAY No Fog, invites you to try the best. Over 1 million satisfied users. Available at dive stores across the USA and Canada.
www.gbundersea.com
gb undersea manufactures accessories for the Sea & Sea MX-10 and Motormarine II amphibious cameras. These include the MXTENDERTM Optical Strobe Cable System for the MX-10, which allows full off-camera function of the YS-40 or YS-40A strobe, as well as our popular Save-A-Lens Kit™.