... sqm ,etc.2.PE coating on the surface of the paper: waterproof , environmental ,high quality , food grade ... :-10-100 degree celsius .4. much more size of paper cup for your choice, such as, 8oz, 12oz, ... of double wall with lid , cool to the touch,clean and sanitation, much safer.About style and color for our disposable paper cups 1. paper ... advance! 2012 hot sale 8oz double wall coffee paper cup with lid