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Are paper cups insulated? Of course. The insulated paper cup is one of the disposable paper cups. It is hollow inside and has the function of heat insulation, that is, ...

The F-flute paper cup, also called corrugated paper cup, is a high-grade disposable paper container used for daily drinking. It is in the shape of a cup and the outer lay...

The double-layer paper cup, as its name implies, means that the paper cup is double-layered and has two layers. The quality of double-layer paper cups is better than that...