Double-wall paper cups consist of an inner and outer layer, providing better insulation compared to single-wall cups. This design helps maintain the temperature of hot or cold beverages, making them ideal for coffee shops, restaurants, and events where beverages need to stay at the desired temperature for longer.

Read the Blog :

https://www.tadalive.com/blog/253178/how-to-choose-the-right-material-for-custom-double-cups/