Clear Bubble Envelopes

photosthatgive

Does anyone know where I can find (online preferably) clear bubble envelopes, such as the ones Bay Photos often sends prints in. They need to be clear because I'll be bringing MetalPrints to art shows, stores, etc and want to be able to see which print is which without taking them out. I could always get opaque ones and label then, but clear would be my first choice. Thanks.

Art Scott

http://www.uline.com/Grp_135/Bubble-Bags