It is made of bamboo fiber-based paper material, more healthy to use. The rolled rim is a humanized design to prevent spills and keep the cup more rigid. It is suitable for both cold and hot drinks. Use the cup to drink cold after exercise and drink hot in the winter. Just throw it away when finish drinking. Do not need to wash your coffee cup anymore. It is suitable for various occasions and makes the perfect choice as a promotional gift for brand promotion! In addition, we also offer other capacities, such as 12 ounces and 16 ounces. Please feel free to inquire at your convenience anytime!