1. double wall paper cup, high quality, no leaking 2.custom artwork, special for you . 3.food grade paper board and ink. Product feature1. raw material : good quality food grade paper, safe and no smell. There are many different food grad paper for your choice, such as, 160g/sqm, 210g/sqm, 230g/sqm, 280g/sqm, 330g/sqm ,etc.2.PE coating on the surface of the paper: waterproof , environmental ,high ...